Barney Company uses the perpetual inventory system. The company purchased $4,000 of merchandise from Bittiker Company under the terms n/30. Barney also paid $150 freight to obtain the goods under terms FOB shipping point. All of the merchandise purchased was sold for $9,000 cash. The amount of gross margin for this merchandise is: 

1) $3,850 

2) $4,000 

3) $4,070 

4) $4,850