What function best represents a sine function with an amplitude of 4, a period of pi/6, and a midline at y = - 2?

A. f (x) = - 2 sin (x - π/6) + 4

B. f (x) = 4 sin 12x - 2

C. f (x) = 4 sin (x - π/6) - 2

D. f (x) = - 2 sin 12x + 4

the ingredients for the cake include flour (($1.89), sugar ($2.40), brown sugar ($1.42) vanilla ($1.85), milk ($1.68) four eggs ($0.11each) and walnuts ($1.97). estimate, to nearest ten the cost of the ingredients.

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89.75 scooter:7 1/4% tax