Martin and her girlfriend took a week off from work to spend some time in a cottage in Mont-Tremblant. The weekly rent of the cottage was $1000. They spent about $200 in gasoline for the round trip. Meals and parking bill summed up to $500. Had the couple not gone for this mini-vacation, each of them would have earned $1000. The opportunity cost for the couple of taking this vacation is

1. $2700
2. $3700
3. $1700
4. $2000
5. $0 Hi, I could not understand this well. Answer was #2. $3700. Could you help me with detailed solution with graph, please?