Read the following context and choose the best option to answer the question.
Context: What goes on tour , stays on tour . " After wearing all those ridiculous clothes we were boiling and headed back to Khao San Road for food and mmm pineapple shake , did a bit of shopping for cheapcore clothes to take trekking and now here I am in an internet cafe that actually works . Getting the sleeper train at 7.30 pm to Chiang Mai where we ' ve got a day of exploring and then a 3 day trek after that , going up into the mountains - more elephant riding and bamboo rafting . Should be amazzzzzzzzo and apparently its cooler up that so I ' m looking forward to that .
Question: What may happen after they arrive in Chiang Mai ?
Options: 
A. They will do some shopping .
B. They will venture off from their tour group .
C. They will travel with their tour group .
D. They will get in exercise by hiking and exploring .


D