I think B. would be your answer :)
add me back as a friend <3
Explanation:
Ultraviolet
1. This means a very hot O type star would emit shorter wavelength radiation. Thus, a very hot, type O star would most likely emit its most intense radiation as Ultraviolet.
2. The endosymbiotic theory suggests that a eukaryotic cell is the result of one prokaryotic cell eating another.