On March 1,you Contract to Take Delivery of 1 Ounce

On March 1,you contract to take delivery of 1 ounce of gold for $415. The agreement is good for any day up to April 1. Throughout March,the price of gold hit a low of $385 and hit a high of $435. The price settled on March 31 at $420,and on April 1^st you settle your futures agreement at that price. Your net cash flow is:

A) -$30.
B) -$20.
C) -$15.
D) $5.
E) $20.