How did European countries use their Pacific Island colonies?

Islands were essentially plantations and also were dedicated entirely to agricultural production on a large scale.

Explanation:

Edge2021's Sample Response on World Geo :>

European nations used their Pacific Island colonies in various ways. Some islands were essentially plantations and were dedicated entirely to agricultural production on a large scale. Whaling operations were also established on other islands. Still other islands served as military bases, nuclear test sites, or trust territories.

Have a great day darlings!

i'd have to with d.

explanation:

answer; i believe the correct answer is (8) eight.