Lucas wants to expand his vocabulary to better understand the sentence below. The insidious burglar moved through the house unheard and unseen. Which clue best helps define insidious? burglar, unheard and unseen, moved through, house

What is the primary difference between the header section of a document and the body? a. the body is displayed on the webpage and the header is not. b. the header is displayed on the webpage and the body is not. c. the tag for the body is self-closing, but the tags for the headers must be closed. d. the tag for the header is self closing, but the tag for the body must be closed.