Answer:
B) the government soldiers did not know the climbers were Americans when they started shooting at them.
Step-by-step explanation:
the other answers don't make sense.
There was no mention of A) a message C) not knowing how to communicate
D) trying to warn about the rebels.
By context clues, we can infer that when it was revealed that they were Americans, they realized they were on the same side and began to help them and stopped shooting at them.
