The correct option is B Ground nut and pomegranate.
Cotyldeons and testa are edible parts of groundnut and pomegranate respectively. The edible part of walnut is cotyledon, tamarind-mesocarp, french beans-seeds, coconut-endosperm testa, cotyledons and embryo, cashewnut-cotyledons and fleshy pedicels and of litchi is fleshy aril.