You are a botanist working on a species of Lily. You are attempting to measure a certain inherited trait. In order to rule out Environmental Variation, you should keep all of the following factors constant except: A. Temperature
B. Amount of sunlight
C. Amount of water
D. Type of bee carrying the pollen

D. Type of bee carrying the pollen

Explanation:

Remember, Lilies are aquatic plants, so in order to rule out Environmental Variation, that is, differences in environment, we are to make constant all the environmental factors which include the options;

However, the none environmental factor which is the type of bee carrying the pollen  is exempted.

i dont know this but ask your teacher for !

i would go with b

cytokinesis occurs after telophase so that eliminates d

and the entire reason for cytokinesis is for cellular reproduction