Which of the following does not belong with the others?
a. canine
b. dentin
c. enamel
d. pulp
e. crown

a. canine

Explanation:

a. Canine does not belong with the other because of canine a type of teeth while others are the components of a particular tooth.

Canines are single-rooted, strong and pointed teeth. Total four canines are found in a human used for tearing the food or anything.  

b. Dentin is hard tissue which is located inside the enamel of a teeth.

c. Enamel is the outer most part of a tooth known as hardest part of the body.

d. The pulp is a space inside a tooth where blood vessels and nerves take place.

e. Crown, is the visible portion of a tooth in the mouth.

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