Which of these actions is most responsible for the current decline of elephant
populations?
o
a. killing the elephants for their ivory
o
b. killing the elephants to ensure human safety
o
c. destroying elephant habitat with climate change
o
d. destroying elephant habitat for development

The correct answer is - option A.

Explanation:

Elephant populations are currently declining lapidary. Human influence is the main and major reason that leads to such a population decline of the elephants. The habitat loss, environmental change, and killing for human safety are the few reasons that affect the population of the elephant, but the major and most responsible cause of the killing and decrease in the elephant population is killing for the ivory of elephants,

Elephant ivory is very expensive and use for making jewelry, artifacts and many more items even illegal medicines are made by ivory.

Thus, the correct answer is option - A.

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).   so the answer is a.