Question

is the group of words in bold a phrase or a clause? frankfurters, which are also known as wieners or hot dogs, originated in frankfurt, germany, and are traditionally made from pork and beef. phrase clause

Explanation:

A clause has a subject and a predicate (a verb or verb phrase). The bolded group "which are also known as wieners or hot dogs" has "which" as the subject and "are also known..." as the predicate (verb phrase), so it is a clause. A phrase lacks a subject - predicate structure.

Answer:

clause