is the group of words in bold a phrase or a clause? using telescopes that he created, galileo galilei, a…

is the group of words in bold a phrase or a clause? using telescopes that he created, galileo galilei, a famous italian astronomer during the sixteenth and seventeenth centuries, discovered jupiters four largest moons. phrase clause
Answer
Brief Explanations:
A phrase is a group of words without a subject - verb combination. The bold - faced part "a famous Italian astronomer during the sixteenth and seventeenth centuries" has no verb, so it is a phrase. A clause has a subject and a verb.
Answer:
phrase