Which of the following statements is correct regarding a solution of two compounds $A$ and $B$ exhibiting positive deviation from ideal behaviour?

• A
  Intermolecular attractive forces between $A-A$ and $B-B$ are stronger than those between $A-B$.
• B
  $\Delta_{mix} H > 0$ at constant $T$ and $P$.
• C
  $\Delta_{mix} V > 0$ at constant $T$ and $P$.
• D
  Intermolecular attractive forces between $A-A$ and $B-B$ are equal to those between $A-B$.