Matching Match Each Term with the Appropriate Definition

Matching
Match each term with the appropriate definition.
-bot

A) The set of instructions combining the factors that search engines use to decide the priority of search results.
B) A single group of terms and definitions related to a specific type of information.
C) A file in a specific format that lists all the pages in a website.
D) A set of terms and definitions that can be used to indicate the semantic value of a specific type of information.
E) A program used by a search engine to index web pages.