应付自如

应 = 广 + ⺍ + 一 : Mnemonic symbol: from 应龙, responsive dragon. The responsive dragon knows every answer to every quiz question ever asked.

应 = 广 + ⺍ + 一 : Maud Younger and the responsive dragon want to peacefully take over engine: They skydive into engine's bathroom using two parachutes. On top of it, Maud Younger plays a flute, and the responsive dragon is waving with a daisy responding to the rhythm of the music.

付 = 亻 + 寸 : A paycheck.

付 = 亻 + 寸 : Rosa Luxemburg hands over Frieda Fox's paycheck in the bathroom of the space station, who of course "thumbs up".

自 = 丶 + 目 : Mnemonic symbol: a hand mirror, which someone uses to look at themselves.

The Eye of Providence (目) is looking at itself (自) in a handheld mirror (自) in the space station's bathroom (Ø4). It think it's indeed looking very good, since Zorro (z) attached a petal (丶) to its eye (目).

如 = 口 + 女 : Mnemonic symbol: Asif ibn Barkhiya, according to the Qur'an, throne hauler at the court of king Salomon.

如 = 口 + 女 : Just inside the space station's entrance, Asif ibn Barkhiya, Rachel Rhinoceros and Bessie Coleman are playing monkey, throwing a mandarin as if they were little kids.