How does the researchers’ experiment with Reddit contribute to the central idea of the text?

A. It emphasizes the large number of people that posts on social media can reach. ... It shows how the actions of people on social media can sway the actions of other users

postive, comparative, superlative - good, better, best

recall how we defined nouns as words capable of having plurals and possessive endings. adjectives (and their first cousin, the adverb) also have a feature that distinguishes them. they come in three states. first, the raw adjective—in its positive state—merely describes the noun modified; it doesn’t care about how this particular person or thing stacks up against other members of the same noun class