In which of the following fruits, is the edible part is the aril?

Explanation

(a): In litchi, aril forms the edible part in fruit. It is a collar-like outgrowth from the base of the ovule forming a kind of the third integument. Aril is also found in Asphodelus, Trianthema, and Ulmus. Litchi is a nut. In litchi, the epicarp and mesocarp (layers of pericarp) together become leathery and the endocarp is membranous.