C. metaphase
this looks like an mcq from A levels
I think the answer you are looking for is peer review.
The virus becoms infection, and they create an epidemic that will last for a long time. This was the case back in the early days.
Answer:
notochord, dorsal hollow nerve cord, pharyngeal slits, and a post-an4l tail
Explanation:
had to censor second to last word but the 4 is an a