-Identify the given diagrams and mark the correct option.

• A

  $A$ and $D$ are compound leaves while $B$ and $\mathrm{C}$ are simple leaves.
• Correct answer
  B

  A and D are simple leaves while $B$ and $C$ are compound leaves.
• C

  $A$ and $B$ are simple leaves while $C$ and $D$ are compound leaves.
• D

  $\mathrm{A}$ and $\mathrm{B}$ are compound leaves while $\mathrm{C}$ and $\mathrm{D}$ are simple leaves.

Hence, the correct answer is option: 'B'.