Identify the figurative language technique used in this example. What is the purpose? My great grandmother is so old that she actually taught the cavemen how to make fire. Question 4 options: The writer uses hyperbole to offer a lighthearted joke about the age of the grandmother. The writer uses a simile to compare the grandmother to cavemen. The writer uses an idiom to create a connection with the people in his culture. The writer uses personification to show she is older than fire.