What do the words hydrant, hydroplane, hydrology, and hydrotropic have in common? (1 point) Responses  a root word a root word  a free morpheme a free morpheme  a base word a base word  a suffix

1 answer

The words hydrant, hydroplane, hydrology, and hydrotropic all share the common element of a root word. Specifically, they all contain the root "hydro," which comes from the Greek word for water. Therefore, the correct response would be "a root word."