Task: Question Answering
Input (English): Problem: redo ’ s manufacturing costs for sets of horseshoes include a $ 10,500 initial outlay , and $ 30 per set . they can sell the sets $ 60 . if profit is revenue from sales minus manufacturing costs , and the company producessells 1000 sets of horseshoes , what was their profit ? 
Options: a ) $ 19500 , b ) $ 15500 , c ) $ 29500 , d ) $ 39500 , e ) $ 1500
Output (English): a