What connection can be made between europe's treatment of colonial native populations and the character of caliban?

a. europeans took away the native populations' freedom like prospero took caliban's freedom.
b. europeans killed the native populations in order to control their land just as prospero killed all of caliban's relatives.
c. europeans brought better culture and education to the native populations just as prospero taught caliban a new language.
d. europeans bought the native populations' goods and made them prosperous when they colonized the land, much like prospero taking caliban on as a worker.