Viruses are quite unique and varying a cellular creatures that can have multiple different kinds of structural features.
It can have in its centre either DNA or RNA. Double or single stranded.
A solid has definite volume and shape, a liquid has a definite volume but no definite shape, and a gas has neither a definite volume nor shape.
The best answer to go with is c you’re welcome help it help
I think the answer is DNA
Pyroxene and plagioclases feldspar