Use the passage to answer the question. The Iditarod Trail Sled Dog Race is an annual sled dog race run every year in March. The dog sled drivers, also called mushers, and a team of fourteen dogs race over 1,000 miles from Anchorage to Nome, Alaska. When the race first began in 1973, it would take teams twenty days to finish, but today most teams complete the race in less than ten days. The faster pace is a result of enhanced nutrition for the dogs and better run and rest strategies. What does annual mean? (1 point) Responses lasting longer than expected lasting longer than expected happening once per year happening once per year lasting twenty days lasting twenty days happening twice per year

Answer 1

The word "annual" means "happening once per year."