The correct answer is: Skiing.
Skiing is a winter sport in which people glide over snow on skis. It is considered both as a sport and livelihood in Himachal Pradesh. There are many ski resorts in Himachal Pradesh, where people can go skiing for fun or as a competitive sport. Skiing is also a popular way to get around in the mountains, and many people use skis to travel to and from work or school.
Angling is a sport in which people fish with a rod and line. It is not considered as a livelihood in Himachal Pradesh.
Badminton is a racquet sport in which two or four players hit a shuttlecock with racquets across a net. It is not considered as a livelihood in Himachal Pradesh.
Camping is an outdoor activity in which people stay in tents or other temporary shelters while enjoying the outdoors. It is not considered as a livelihood in Himachal Pradesh.