we know that
Imaginary roots will come in pairs, and so the degree must be even.
therefore
the answer is
options


We are given the fact that he plays football, so the probability of his being a football player is 100%.
We know that 1/3 of the football players also play baseball, so the probability that he is also a baseball player is 1/3.
16:40 as a fraction is 16/40. 16/40 is 4/10 simplified