How has climate influenced the size of house sparrows?

A.
They have gradually become smaller in colder parts of the country.

B.
Their size has not changed in response to climate.

C.
They have gradually become larger in colder parts of the country.

D.
Their size has increased in response to heavy rainfall.

Question

How has climate influenced the size of house sparrows?	
 
 A.
They have gradually become smaller in colder parts of the country.
 
 B.
Their size has not changed in response to climate.
 
 C.
They have gradually become larger in colder parts of the country.
 
 D.
Their size has increased in response to heavy rainfall.

anonymous · Answer

i think its b or a can anybody help

anonymous · Answer

a