In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").

Which event includes melting? (A) making ice (B) cooking in butter (C) cutting carrots (D) buttering bread
B

Webbed feet aid in what (A) penguins laying eggs on ice (B) fish hiding in coral reefs (C) gulls dive bombing fish from the sea (D) ducks chasing prey underwater
D

A light bulb will be lit up if it is all aside from (A) turned on (B) on a shelf (C) connected to electricity (D) screwed in

B