Answer
a) The function goes to $0$ when $t$ decreases (without bound) and the function goes to $52$ when $t$ increases (without bound)
b) $\lim\limits_{t \to -\infty}s(t)= 0$ and $\lim\limits_{t \to +\infty}s(t)=52$
c) Horizontal Assymptotes: $y=0$ and $y=52$
Work Step by Step
Answer given by direct observation of the graph