After the Vietnam war, Bettye Granther, a U.S. Army nurse, continued her efforts on behalf of injured Vietnamese children, providing medical care, helping to reunite estranged families, and the establishment of a fund for the children’s future education.


(A) the establishment of a fund for the children’s future education

(B) the establishing of a fund for the future education of children

(C) establishing a fund for the children’s future education

(D) establishing a fund for the childrens’ future education

(E) the establishment of a fund for the childrens’ future education
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There is a difference between those options.
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IMO C

SIngular---child
Plural--children ......
childrens(wrong)

Now, Possessive of children---children's

(C) establishing a fund for the children’s future education---correct,as mentioned above

(D) establishing a fund for the childrens’ future education---wrong

kudos
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Parallelism :
Providing, Helping, and establishing.
Eliminate A,B,E

Singular Possessive Vs Plural Possessive
Plural possessive makes sense when efforts in war are being discussed.
Eliminate C

Answer Option D is Correct.
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