Read the following context and choose the best option to answer the question.
Context: Friends - only CAMPS story : I chaperoned a bus to CAMPS . The list of campers I had was all wrong , so I had them write their names on a sheet of paper as they boarded . As one young lady , last name Manchester , signed the sheet , the pen ran out . I got another pen and moved on to the next person .
Question: Why are they chaperoning the trip ?
Options: 
- They work for the program that is doing the trip .
 - None of the above choices .
 - They were forced to be a chaperone for the trip .
 - They wanted to watch over their child on the trip .


They work for the program that is doing the trip .