Ann's Adventures, Inc

Ann's Adventures, Inc.organizes and leads backpacking trips for $160 per person.Ann's Adventures spends $30 per person on first aid equipment and $10 per person on maps.What is the amount of value added to GDP?  

A)  $200 of backpacking trips, $30 of first aid equipment, and $10 of maps 
B)  $160 of backpacking trips, $30 of first aid equipment, and $10 of maps 
C)  $160 of backpacking trips 
D)  $120 of backpacking trips