What is the amplitude and period of f (t) = 2.5tan (t)

A. amplitude: 2.5; period: π

B. amplitude: 2.5; period: 2π

C. amplitude: none; period: 2π

D. amplitude: none; period: π

I selected A, and I do not know why I got it wrong.

Six less than two times a number is no more than 7

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