The correct option is C Juicy testa – Pepo – Lemon
Juicy placental hairs are the edible part of lemon. Lemon is a hesperidium type of fruit. While, pepo is a fleshy, several-seeded fruit that has developed from one flower having a single ovary divided into several carpels, which develops a firm or tough rind as it matures such as a melon, squash, cucumber.
Apple is a type of pome fruit in which a simple, fleshy but false fruit as it is surrounded by a fleshy thalamus which is edible while actual fruit lies within. The fleshy thalamus is the edible part of apple.
Mango and coconut are 'drupe' type of fruits. A drupe (or stone fruit) is an indehiscent fruit in which an outer fleshy part surrounds a single shell of hardened endocarp with a seed inside. The mesocarp (fleshy part) is the edible part of mango.
So, the correct answer is "option B"