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A $10.0\text{ kilogram}$ cart is moving at $15\text{ m/s}$ when it is acted upon by a force as indicated by the graph shown below.

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Which of the following describes the cart's greatest velocity and the time at which it occurs?

The top speed occurs at $2\text{ s}$ and is $25\text{ m/s}$.

The top speed occurs at the $5\text{ s}$ and is $19\text{ m/s}$.

The top speed occurs at the $7\text{ s}$ and is $20\text{ m/s}$.

The top speed occurs at the $10\text{ s}$ and is $21.25\text{ m/s}$.