Answer:
El Niño is defined as an unusual weather pattern seen in the Pacific Ocean. In this weather unusual winds allows the surface water to get warm from the equator to move east, that is toward Central and South America.
So, El Niño affects wind shear, in which air current present in lower altitude moves to different direction from winds higher in the atmosphere and affects weather patterns. such as El Niño is responsble for more rain in South and Central America and in the United States.
Errors during duplication, errors during recombination, the movement of genetic elements, and dna damage
D. Phenotype because a phenotype is observable traits
I think it depends on what it is about.. Did your teacher give you a punnett square or anything like that?