There Is/are Usually ________ Tolerance Limit(s)responsible for Limiting the Number

Multiple Choice

There is/are usually ________ tolerance limit(s) responsible for limiting the number and location of a species.However,some organisms have ________ that limit(s) their distribution.

A) one;a specific critical factor
B) one;other environmental conditions
C) one specific;many factors
D) many;other environmental conditions
E) many;a specific critical factor