Answer:
(a) Growth

Step-by-step explanation:
Given
-- current
--- rate
Solving (a): Growth or decay
The question says his followers increases each day by 24%.
Increment means growth.
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<em>Hence, it is a growth problem</em>
Solving (b): Equation to represent the scenario.
Since the rate represents growth, the equation is:

Substitute:
and 




To get you answer multiply .3 and 2.7
The answer is c cuz the shaded overlapping section represents the answer
Umm, what grade are you in . i’ll see if i can help