What are raced in the Iditarod, held annually since 1973 in Alaska from Anchorage to Nome?

Question

ACars

BSled dogs

CHorses

DMotor bikes

Select from the options above.

Correct Option: 2  

Explanation:
Sled dogs
The route covers either 975 miles (1,569 km) or 1,049 miles (1688 km) depending on which route is chosen for contest for that year.