Which statement best summarizes the effect of british colonization on new zealands native maori people

Under the leadership of British statesman Edward G. Wakefield, the first British colonists to New Zealand arrived at Port Nicholson. While attempting to land, so many crews were killed by warriors from Maori people, who interpreted the European's exchange trumpet signals as a prelude to battle. The effect of this colonization can be summarized by the statement:

The Maori won legal equality early on but saw their rights taken away over time.

You're supposed to put A, B, C and D why do you guys not get that?