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Solve the all parts of following question given below:

Question: During liftoff, a hot-air balloon accelerates upward at a rate of 2.8m/s². The balloonist drops an object over the side of the gondola when the speed is 16m/s.

Part A: What is the magnitude of the object's acceleration after it is released (relative to the ground)?

Part B: What is the direction of the object's acceleration after it is released (relative to the ground)?

Part C: How long does it take to hit the ground?

I am need of complete solution for this question please help- me out to get right solution.

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