Please help this is a 7th grade science problem

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

Environmental science are unconsidered with methods to preserve natural resourcesa.trueb.false

Which of the following types of stars is most likely to end up as a supernova? in graph a, the curve peaks at 800 nm, in the red section of the visible light spectrum. in graph b, the curve peaks at 550 nm, in the green section of the visible light spectrum. in graph c, the curve peaks at 450 nm, in the blue section of the visible light spectrum. in graph d, the curve peaks at 300 nm, in the violet section of the visible light spectrum. a b c d