The following questions consist of two statement each : assertion (A) and reason (R).
Mark the correct alternative as described below :
A : Insulin and glucagon have the antagonistic effects on the blood-glucose level.
R : Insulin lowers the blood-glucose level by causing its storage in the liver and consumption in the tissues. Glucagon raises the blood-glucose level by converting liver glycogen into blood-glucose and changing amino acids and fats into glucose.