Find the derivative of the function. f(t)=2 sec²(5 mt-1) Select one: a. f'(t) = 10 sec²(5 πt-1) tan(5-1) f'(t)=20 sec²(5 mt-1) tan(5 πt-1) O b. O c. f'(t)= 207sec(5 t − 1) tan(1− 5 nt) O d. f'(t)=5nsec²(5 mt-1) tan(5 n − 1) - e. f'(t)=20sec (5-1) tan(57-1)