Q243
In 1868, the US government . . . . . . . . 7000 Navajo Indians to return to their homeland and, since then, they . . . . . . . . the largest and richest Indian tribe.
A.
allowed
AnswerB.
have become
C.
has allowed
D.
are becoming
E.
become
Answer: Option A
Solution
Answer: Option A
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