Which perfect tense is the following sentence written in? I ...

★ Progressive Perfect and Simple Verb Tenses

Which perfect tense is the following sentence written in? I will have eaten lunch by the time you arrive.

A. past perfect

B. present perfect

C. future perfect

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Fill in the blank for FUTURE PERFECT tense:

“That company _____________ merged with the overseas competitor by next March.”

A. has

B. have

C. had

D. will have