I'm not 100% sure that this is right but I think D. is correct.
The answer to this is hydrocarbons
The answer is a seal/cap rock. They are the same thing x
Linen is a textile made from the fibers of the flax plant.
Linen is laborious to manufacture, but the fiber is very strong, absorbent and dries faster than cotton. Garments made of linen are valued for their exceptional coolness and freshness in hot and humid weather.