Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).
Assertion (A): Cereals are consumed with pulses to improve the protein quality due to mutual supplementation.
Reason (R): Cereals are deficient in lysine and rich in methionine, while pulses are deficient in methionine and rich in lysine.
In light of the above statements, choose the most appropriate answer from the options given below.