An allusion. The basic definition is on google if you need to fact check this! (:
There isn't really a right answer to this, it's more opinion based. What did you cover in class? If its relating to foodborne illness and sanitation then you could say, "One fact that I thought was most important was to avoid cross contamination with certain foods like poultry or raw eggs"
The law of club and fang refers the primitive laws of nature and necessary survival skills for a dog's relationship with man and other dogs. Buck must learn this essential law in order to survive in the treacherous Northland
mark as brainilest