昨日の問題 "meme" の正解はBで、例文は My sister and I text each other memes from The Office almost daily.
"meme" は既に3回(3/23/2012/7/5/2018/5/14/2019)取り上げていますが、今回の正解と同じ様な意味は7/5/2018で取り上げたのに近いですね。
以前取り上げなかった辞書での説明を以下に引用します。
・Merriam-Webster's Online Dictionary: an amusing or interesting item (such as a captioned picture or video) or genre of items that is spread widely online especially through social media: the band encouraged fans to make memes to advertise the U.S. release of their EP …
・American Herritage Dictionary: An image or short video clip, often accompanied by a humorous saying or popular catchphrase, that is transmitted virally, especially on social media.