It is the ability to incorporate loan words that makes English so rich in vocabulary.

It is the ability to incorporate loan words that makes English so rich in vocabulary.
A. English becomes so rich in vocabulary because of its ability to incorporate loan words.
B. English vocabulary becomes rich because its ability to incorporate loan words.
C. English becomes rich in vocabulary because it’s to incorporate loan words.
D. English becomes rich in vocabulary because of its ability to incorporate loan words.

Đáp án A