Task: Question Answering
Input (English): Problem: a rectangular swimming pool is 20 feet by 22 feet . a deck that has uniform width surrounds the pool . the total area of the pool and deck is 728 square feet . what is the width of the deck ? 
Options: ['a ) 2', 'b ) 4', 'c ) 3', 'd ) 5', 'e ) 6']
Output (English): c