Assertion: Sphagnum is slowly carbonised, compressed and fossilised over thousands of years to produce a dark spongy mass called peat.
Reason: Peat helps to keep soil porous and it also improves water holding capacity of the soil.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not correct explanation of A
(c) A is true but R is false
(d) A and R are false
