$A$ stone is thrown vertically upward with an initial velocity of $40 \, m/s$. Taking $g = 10 \, m/s^2$,find the maximum height reached by the stone. What is the net displacement and the total distance covered by the stone?
- A$50 \, m, 140 \, m$ and $5$
- B$80 \, m, 160 \, m$ and $0$
- C$30 \, m, 150 \, m$ and $3$
- D$20 \, m, 170 \, m$ and $2$
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