thangvietnam wrote:
E can be correct too
have done/past simple can go with simple present to make a sequence.
past perfect can go with past simple to make a sequence
Present continuous tenseare becoming cannot be used to refer to a future period (in coming years) .
(In colloquial English, however, we often use that way - tomorrow Iam going to school; nevertheless GMAT does not prefer this usage - we should say: tomorrow Ishall go to school).
For this reasonare becoming in coming years is incorrect. Another
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