In this task, you need to answer the given multiple-choice question on the gain. Gain is the value by which to multiply the input. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Input: Consider Input: Problem: the calendar of the year 2060 can be used again in the year ? 
Options: a ) 2081 , b ) 2083 , c ) 2088 , d ) 1971 , e ) 1973

Output: c


Input: Consider Input: Problem: a discount electronics store normally sells all merchandise at a discount of 10 percent to 40 percent off the suggested retail price . if , during a special sale , an additional 5 percent were to be deducted from the discount price , what would be the lowest possible price of an item costing $ 500 before any discount ? 
Options: a ) $ 130.00 , b ) $ 285.00 , c ) $ 200.00 , d ) $ 258.00 , e ) $ 210.00

Output: b


Input: Consider Input: Problem: a vendor bought toffees at 6 for a rupee . how many for a rupee must he sell to gain 80 % ? 
Options: a ) 10.8 , b ) 20.8 , c ) 28.8 , d ) 18.8 , e ) 17.8


Output: c