Two things. Wave in water or wave with a hand.
Yes I woke describe them as that
A "popular press source" in general refers to any news publication, either on paper or online, that has a wide circulation and is popular. Although this doesn't always mean that it is reputable.
D). Iambic pentameter (The foot has an unstressed syllable followed by a stressed syllable. This pattern repeats five times in the line.)
