Question

What do the words hydrant, hydroplane, hydrology, and hydrotropic have in common?(1 point)
Responses

a base word
a base word

a free morpheme
a free morpheme

a suffix
a suffix

a root word

Answers

GPT-4o mini
The words hydrant, hydroplane, hydrology, and hydrotropic all share a common element: they contain the root word **"hydro-"**, which is derived from the Greek word for water. Therefore, the correct response in this context would be:

**a root word**.