please can someone help me with this biolagy qustion I am on a test so please hurry.


In the 1950s, a fungus nearly wiped out an entire species of bananas that were produced through cloning.
Which explains why the fungus had such a strong impact on the bananas?
also please explain your anwser:
A.The bananas had a lack of genetic variation
B. The fungus had a lack of genetic variation.
C. The bananas were not resistant to weed killer.
D. The fungus was not resistant to weed killer.
please explain your anwser, I need to hurry with this test.