Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Ex Input:
An acorn growing into an adult tree will take the longest time to observe.

Ex Output:
Which of these will take the LONGEST time to observe?


Ex Input:
By using fructose can you prevent your ice cream from getting a sandy texture.

Ex Output:
How can you prevent your ice cream from getting a sandy texture?


Ex Input:
Mandible controls the opening to the airway and gut.

Ex Output:
What controls the opening to the airway and gut?