In unit testing of a module, it is found that for a set of test data, at the maximum 90% of the code alone were tested with the probability of success 0.9.

In unit testing of a module, it is found that for a set of test data,

1.	In unit testing of a module, it is found that for a set of test data, at the maximum 90% of the code alone were tested with the probability of success 0.9.
A.	greater than 0.9
B.	Equal to 0.9
C.	At most 0.81
D.	At least 0.81
Answer» D. At least 0.81