Question $17$ of $20$ :

Select the best answer for the question.

$17.$ A metasearch engine is different than common search engines because it

A$.$ uses algorithms to find the most popular sites.

B$.$ is based on finding digital images.

C$.$ searches several different search engines at once.

D$.$ focuses on locating academic resources.

Mark for review $($Will be highlighted on the review page$)$