Among the skills tested on the standardized tests given to military pi

Among the skills tested on the standardized tests given to military pilots are orthographic imagination, the name given to the ability to visualize the appearance of objects from different angles.

rishab:

The way to read this inverted sentence is: Orthographic imagination are among the skills tested on the standardized tests given to military pilots, the name given to the ability to visualize the appearance of objects from different angles.

Now you may see why orthographic observation are is incorrect. So imagination is the subject and not the entire clause before the verb 'are'.

Other examples:

1. Among the emotions on display in the negotiating room were anger for repeatedly raising the issue over and over again and preventing the raw wounds from earlier battles from ever beginning to heal.

(A) were anger for repeatedly raising the issue over and over again and preventing the raw wounds from earlier battles from ever beginning to heal
(B) was anger for repeatedly raising the issue and preventing the raw wounds from earlier battles from ever beginning to heal
(C) were anger over repeatedly raising the issue and preventing the raw wounds from earlier battles to begin healing
(D) was anger about the issue, which was raised over and over, and preventing the wounds from earlier battles, still raw, to begin healing
(E) were anger about the issue, which was raised repeatedly, and preventing the raw wounds from earlier battles to begin to heal

Answer B
2. On Earth, among the surest indications of sunspot cycles are believed to be the rate that trees grow, as seen in the rings visible in the cross sections of their trunks.

A. On Earth, among the surest indications of sunspot cycles are believed to be the rate that trees grow
B. On Earth, among the surest indications of sunspot cycles are, it is believed, the rate of tree growth
C. On Earth, the rate at which trees grow is believed to be among the surest indications of sunspot cycles
D. Among the surest indications on Earth of sunspot cycles, believed to be the tree growth rate
E. Among the surest indications on Earth of sunspot cycles is believed to be the rate at which trees grow
Ans: E.
3. The Achaemenid empire of Persia reached the Indus Valley in the fifth century B.C., bringing the Aramaic script with it, from which was derived both northern and southern Indian alphabets.
(A) the Aramaic script with it, from which was derived both northern and
(B) the Aramaic script with it, and from which deriving both the northern and the
(C) with it the Aramaic script, from which derive both the northern and the
(D) with it the Aramaic script, from which derives both northern and
(E) with it the Aramaic script, and deriving from it both the northern and
Ans: C.