C? I believe this is the correct answer
Which Henson? there is more than one Henson
It is d because people couldn’t find out if it was true or not
Answer:
Parallelism
its balancing his speech, making what he says feel impactful
“When they heard Box 342 rung, however, they assumed the fire was out of their territory and unhitched the horses. Only two fire companies were not fooled by the misleading alarm.”