Melissa sells necklaces for $8 each and bracelets for $3 each at the spring carnival. She sells n necklaces and (n+4) bracelets. The expression 8n + 3(n + 4) represents Melissa’s total sales. Select the equivalent expression for Melissa’s total sales at the carnival.
a.9n + 7
b.9n + 12
c.11n + 12
d.11n + 7