(A) In methanol C–O bond length is 1.42A°, but in phenol, it is 1.36A°.
(R) In methanol carbon atom is sp³ hybridised and in phenol, carbon atom bearing the hydroxyl group is sp² hybridised.

Both ‘A’ and ‘R’ are true and ‘R’ is the correct explanation of ‘A’.

‘A’ is false and ‘R’ is false

Both ‘A’ and ‘R’ are true and ‘R’ is not the correct explanation of ‘A’

‘A’ is true and ‘R’ is false