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[A]: in mammalian heart there is a very ...

[A]: in mammalian heart there is a very swift conduction of stimulation all over the walls of the heart
[R]: Conduction of stimulation is caused by Purkinje fibres and Bundle of His

A

If both A and R are true and R is the correct explanation of A

B

If both A and R are true but R is not the correct explanation of A

C

If A is true and R is false

D

If both A and R are false

Text Solution

Verified by Experts

The correct Answer is:
A
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