Dear Friends,
Here is a detailed explanation to this question-
haardiksharma
The success of Khan Academy proves that learning online is much more effective online and students’ preference is to learn at their own pace.
A- learning online is much more effective online and students' preference is
B- learning online is much more effective as students prefer
C- to learn online is much more effective since students preferring
D-online learning is more effective with students’ preference
E- learning online is much more effective and that students prefer
Meaning is crucial to solving this problem:Understanding the intended meaning is key to solving this question; the intended meaning of this sentence is that the success of Khan Academy proves that learning online is much more effective and that students prefer to learn at their own pace.
Concepts tested here: Meaning + Awkwardness/RedundancyA: This answer choice alters the meaning of the sentence through the clause "learning online is much more effective online"; the construction of this phrase illogically and redundantly implies that learning online is much more effective when it is done; the intended meaning is that learning online learning is much more effective than traditional learning. Further, Option A uses the passive voice construction "students' preference is", leading to awkwardness and redundancy.
B: This answer choice alters the meaning of the sentence through the phrase "as students prefer"; the use of "as" incorrectly implies that the success of Khan Academy proves that learning online is much more effective
because students prefer to learn at their own pace; the intended meaning is that the success of Khan Academy proves that earning online is much more effective, and
as a separate action students prefer to learn at their own pace.
C: This answer choice fails to form a complete sentence; as "preferring" is a present participle, there is no active verb to act upon the subject noun "students". Further, Option C uses the needlessly wordy construction "to learn online", leading to awkwardness and redundancy.
D: This answer choice alters the meaning of the sentence through the phrase "with students’ preference; the use of "with" incorrectly implies that the success of Khan Academy proves that learning online is much more effective
if students prefer to learn at their own pace; the intended meaning is that the success of Khan Academy proves that earning online is much more effective, and
as a separate action students prefer to learn at their own pace.
E: This answer choice acts upon the independent noun "students" with the active verb "prefer" to form a complete thought, leading to a complete sentence. Further, Option E uses the phrase "and that students prefer", conveying the intended meaning - that the success of Khan Academy proves that learning online is much more effective and that students prefer to learn at their own pace. Additionally, Option E is free of any awkwardness or redundancy.
Hence, E is the best answer choice.All the best!
Experts' Global Team
How do we know that the success of Khan Academy proves that learning online is much more effective and that students prefer to learn at their own pace.
It could also be that the success of Khan Academy proves that learning online is much more effective as/because students prefer to learn at their own pace. (nothing illogical here)
So why the 1st one is the right intended meaning and not the 2nd one which is answer B,