Explanation:
yeah option C is correct .
as for option one the expression will be,
145/11.60
for, option B the equation will be,
let just say he pays 11.60$ in monthly dues.
11.60$ × 12 ( as 1 yr contains 12 months ) + 145 ( to join the gym)
= ( 11.60 × 12 ) + 145
and for option D,
if cost of each coupon is 11.60$
so cost of 145 coupon = 11.60$ × 145
so option C is correct!