Which of the following best identifies the central idea of the first article

Which conclusion about the eldest magician does this excerpt support

How do i can change this sentence : a modern physician in a small town not only is proficient in general medicine but surgery as well. to parallel structure?

What is the primary setting and action of book 13 of the odyssey? a. calypso capturing ulysses on ogygia b. telemachus traveling to sparta c. ulysses retuming to ithaca d. ulysses traveling in disguise to crete