$A$ - Adipose tissue is a type of connective tissue.
$R$ - It serves as a support framework for the epithelium.

• A
  $A$ and $R$ are both correct.
• B
  $A$ and $R$ are both incorrect.
• C
  $A$ is correct and $R$ is incorrect.
• D
  $A$ is incorrect and $R$ is correct.