To find the final price of the loaf of bread after applying the $2.00 coupon, you subtract the coupon value from the original price.
Original price of the loaf of bread: $5.00
Coupon value: $2.00
Final price = Original price - Coupon value
Final price = $5.00 - $2.00 = $3.00
Therefore, the final price of the bread is C. $3.00.