Dear Friends,
Here is a detailed explanation to this question-
SajjadAhmad
Inventors have yet to learn that something that does two things does one of them better.
(A) Inventors have yet to learn
(B) Having not yet learned, inventors need to learn
(C) Inventors have not as of yet learned
(D) Inventors as yet have to learn
(E) Not having yet learned, inventors have to learn
Choice A: This answer choice conveys the intended meaning of the sentence and is quite concise. Thus, this answer choice is correct.
Choice B: This answer choice is needlessly wordy. Additionally, this answer choice changes the meaning of the sentence by using the phrase "inventors need to learn", the original sentence does not imply a need for inventors to learn anything. Thus, this answer choice is incorrect.
Choice C: This answer choice is needlessly wordy due to its use of the phrase "have not as of yet". Thus, this answer choice is not a very good one.
Choice D: This answer choice is needlessly wordy due to the use of the phrase "as yet have to". Thus, this answer choice is not a very good one.
Choice E: This answer choice repeats the errors seen in Option A. Thus, this answer choice is incorrect.
Hence, A is the best answer choice.All the best!
Experts' Global Team