Answer:
38
Step-by-step explanation:
(f°g)(5)=f(g(5)
(f°g)(5)=f(5^2-5*3)
(f°g)(5)=f(10)
(f°g)(5)=4(10)-2
(f°g)(5)=38
g(5)= 5^2 - 3(5) = 25 - 15 = 10
f(10) = 4(10) - 2 = 40 -2 = 38
answer is D
