To clarify the main idea important words may be highlighted with the use of

To help clarify the main idea, important words may be highlighted with the use of bold print.

Main ideas are often placed at the beginning of paragraphs. The first sentence usually introduces and explains the subject which will be discussed thorught the passage. Main ideas are also found in the concluding sentences of a paragraph.

Numerous sentences in a paragraph can imply the main idea by introducing facts regarding to the topic before stating the it.

a. is the correct answer

everett ross tried the pasta but liked the soup more