Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R
Assertion A: De-navelling is common cultural practice in case of banana cultivation.
Reason R: De-navelling i.e. removal of male flower bud is necessary if the male flower bud is left on the bunch, it competes with fruits for assimilates and also harbours insect which attack fruit and thereby affects the fruit appearance.
In light of the above statements, choose the most appropriate answer from the options given below: