What is the difference between a search engine and a gateway?

a. a search engine uses machines to index webpages; a gateway is compiled by experts or librarians.
b. a search engine searches for images; a gateway searches for text only.
c. a search engine is simpler to use; a gateway requires the searcher to use scientific terms.
d. a search engine is free; a gateway requires payment for the subscription to the service.

In keats's "ode to a nightingale," to which of the following methods does keats not turn in his attempt to reconnect imaginatively with the "melodious bird"? - poetry - white wine - opium - sparkling red wine

Insert comma today we went to the store to the post office and to the park

You visit two websites about inventions of the 21st century. one has .edu in the url address and the other has .com. which site is more likely to be credible and why? (6 points) select one: a. the .edu site is more likely to be credible because all .com sites are trying to sell you something. b. the .edu site is more likely to be credible because its domain is a university or other school type. c. the .com site is more likely to be credible because all .edu sites are personal college student blogs. d. the .com site is more likely to be credible because its owners review all the content before publishing.