Select the option that can be used as a one-word substitute for the given group of words.

A person dealing with antiques

Antiquarian

The one-word substitute for a person dealing with antiques is antiquarian.

• Antiquarian is a person who studies or collects antiques.
• Trader is a person who buys and sells goods, typically in large quantities.
• Peddler is a person who travels from place to place selling goods.
• Archaeologist is a person who studies the remains of past cultures.

Antiquarian is the most appropriate word for this group of words because it specifically refers to a person who studies or collects antiques. The other words do not have the same connotation of historical objects.