Seed of Pinus shows three generations as

Options

A. Parent sporophyte, gametophyte and future sporophyte
B. Parent gametophyte, sporophyte and future gametophyte
C. Parent sporophyte, sporophyte, future gametophyte
D. None of these

Answer

A

Explanation

The mature seed represent 3 generation old sporophyte – Test a, tegmen and nucellus.
Gametophyte – Endosperm
Future sporophyte – Embryo
The germination of seed is epigeal.