Sentence Correction

Dr. Sayre's lecture recounted several little-known episodes in the relations between nations that illustrates what is wrong with alliances and treaties that do not have popular support.
(A) relations between nations that illustrates
(B) relation of one nation with another that illustrates
(C) relations between nations that illustrate
(D) relation of one nation with another and illustrate
(E) relations of nations that illustrates

OA : B Although i believe it should be C. Can someone please explain.

I think "illustrate" (plural) is needed to refer to episodes. I will go with C as well.

Vinayak

IMO B

(A) relations between nations that illustrates
between is used for two things ... between x and y. Hence incorrect
(B) relation of one nation with another that illustrates
Correct
(C) relations between nations that illustrate
same as A
(D) relation of one nation with another and illustrate
'and' doesn't sense
(E) relations of nations that illustrates
it should be relation and NOT relations.
Here the word 'relation' like 'reference to...'

adamk wrote:Dr. Sayre's lecture recounted several little-known episodes in the relations between nations that illustrates what is wrong with alliances and treaties that do not have popular support.
(A) relations between nations that illustrates
(B) relation of one nation with another that illustrates
(C) relations between nations that illustrate
(D) relation of one nation with another and illustrate
(E) relations of nations that illustrates

OA : B Although i believe it should be C. Can someone please explain.

"illustrates" refers "lecture", not "episodes". In A, nations is not clearly defined. nations may denotes 2 nations or 3 or more. IF its 3 or more, then BETWEEN is wrong.

But I couldn't choose between B and E. I don't know why E is wrong.

Some good explanation for the above question

https://www.beatthegmat.com/relations-be ... 10277.html

Cool..i was correct then ..thanks guys