What are the fibers obtained from the coconut fruit called?

$A$ small,dry,one-seeded fruit in which the fruit wall is fused with the seed coat,developing from a monocarpellary ovary,is called:

The fruit developed from a $hypanthodium$ inflorescence is called ..........

Pericarp is dry in

The edible part of a mango is:

The given figure represents Anacardium (cashew nut). Which is the correct statement?