A) it has made possible the raising of
B) has made possible fro them to raise
C) have made it possible to raise
D) have made it possible for raising
E) thus making it possible for them to raise
Solution:
Subject-verb agreement + parallelism + idioms
Japans abundant rainfall and typically mild temperature is the subject which is plural and hence, options with has cant be the correct ones. A and B are incorrect.
D: for raising is not idiomatic and therefore, is incorrect.
E: Japans ..country have is not parallel with thus making raise. E is an incorrect option.
C: verb have is plural and hence, subject-verb agreement is achieved. To raise is idiomatic. Here it is a rogue pronoun and doesn't have to stand for anything. C is the best choice.
Sentence Correction - 1000 Questions with Solution: