Neck, from head to shoulders, a mass of bristling hair; sharp-pointed ears, long-snouted, lips snarling, fangs dripping; yelping rather than barking; wolfish of aspect and not nice to look upon when in anger – this is the husky, or wolf-dog, of the North. —“Husky—The Wolf-Dog of the North,”
Jack London

Based on the characteristics described in this passage, what are huskies like?

They are short and bark loudly.
They look like wolves but are much friendlier.
They are mean dogs that take advantage of others.
They look like wolves and can be frightening to see.