Assertion $(A):$ Insulin is a hypoglycemic hormone.
Reason $(R):$ Insulin increases the cellular uptake and utilisation of glucose.

• A
  Both $A$ and $R$ are correct and $R$ is correct explanation of $A$
• B
  Both $A$ and $R$ are correct but $R$ is not the correct explanation of $A$
• C
  $A$ is true but $R$ is false
• D
  $A$ is false but $R$ is true