 
<translate> Igwe mmiri ozuzo na-eme n'ihi ntụgharị nke ìhè site na mmiri ozuzo, ya mere ọ chọrọ mmiri ozuzo. Ya mere azịza ya bụ nkebi ahịrịokwu A. <eng> Rainbow occurs due to refraction of light through rain drops, so requires raining. So the answer is Sentence A. 