Sentence 1: Jake felt like he needed to prove himself to his friends. 
 Sentence 3: He camped out in the woods alone 
 Sentence 4:  He did not listen to the precautions given to him by his guide 
 Sentence 5:  Since his tent was not properly closed, her got bitten by a snake 
 Option 1: So he booked a trip for an African Safari. 
 Option 2: So he booked a trip for an Hawaiian volcano hike.