Coordination Compounds

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A) : The metal carbon bond in metal carbonyls possesses both \(\sigma\) and \(\pi\) character.

Reason (R) : The ligand to metal bond is a \(\pi\) bond and metal to ligand bond is a \(\sigma\) bond.

In the light of the above statements, choose the most appropriate answer from the options given below.