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An urn A contains 2 white and 3 black ba...

An urn A contains 2 white and 3 black balls. Another urn B contains 3 white and 4 black balls.Out of these two urns, one is selected at random and a ball is drawn from it. If the ball drawn is black, then the probability that `I. It is from urn A is 21/40, II. It is from urn B is 20/41`. Which of the following statements is correct

A

Only I is true

B

Only II is true

C

Both I and II are true

D

neither I nor II true

Text Solution

Verified by Experts

The correct Answer is:
B
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