I think they would react by being sad momentarily but looking at this as a positive, knowing they need to study harder for the next exam, as well as going back over the exam taken to figure out what they got wrong and work to understand those concepts
<em>the quote means that in any situation which puzzles or confuses the man ,, God has always the solution and answer for that means that He can do anything .. means anything that puzzles us but God understands that which is a positive aspect of life ..</em>