 
 <translate> Question: What is the reason beak variation came about in birds?
Options:
- (A) By wind and rain
- (B) Attracting mates
- (C) It helps them survive
- (D) the Earth being tilted
- (E) Competing species evolving
- (F) it keeps an organism warm
- (G) To assist in flying
- (H) Warding off predators
Let's be accurate as possible and think step-by-step. <ibo> Ajụjụ: Gịnị mere nnụnụ ji nwee ọnụ dị iche iche? Nhọrọ: - (A) Site na ifufe na mmiri ozuzo - (B) Ịdọta ndị òtù ọlụlụ - (C) Ọ na-enyere ha aka ịlanarị - (D) Ụwa na-ehulata - (E) Ụdị ndị na-asọ mpi na-agbanwe - (F) ọ na-eme ka ahụ dị ọkụ - (G) Iji nyere aka na-efe efe - (H) Igbochi ndị na-eri anụ Ka anyị mee ihe n'ụzọ ziri ezi dị ka o kwere mee ma na-eche echiche site na nzọụkwụ site na nzọụkwụ. 