Question

what problem do sarah and han face? they are in danger of being in the heat for too long. they are in danger of being without air for too long. they cannot read the signs on the trail. they cannot find the food they brought.

Explanation:

The selected option (the second one, with the blue circle) states that Sarah and Han are in danger of being without air for too long. This is the problem they face as per the chosen option.

Answer:

B. They are in danger of being without air for too long (where B corresponds to the second option with the blue circle in the given choices)