Assertion(A): During transpirational pull, water diffuses into the surrounding air.
Reason(R): There is lower concentration of water vapor in the atmosphere as compared to the substomatal cavity and intercellular spaces.
Choices for Assertions and reasons:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.