Please help I don’t what it is

How does the use of theme in a speech differ from theme in a written work? o a. in a speech, the theme also gives extra details about the topic. o b. in a speech, the theme is also used as an organizational tool. onc. in a speech, the theme also to establish a sense of authority. o d. in a speech, the theme also uses evidence to support a claim.

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?

Read the sentence from the war of the worlds. i turned, and as i did so the screw must have come out, for the lid of the cylinder fell upon the gravel with a ringing concussion. which option is the accurate synonym of the word concussion as it is used in the sentence? explosion disruption crash interruption