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 form of transportation has zero emissions? (A) motorbikes (B) speed boats (C) hybrid cars (D) pedal bikes
D

A good mixture would be (A) water and olive oil (B) coffee and almond creamer (C) salt and fresh tacos (D) sugar and frozen milk
B

If a person is lost in an arid space with little rainfall, they can live longer if they (A) use water barely (B) use water freely (C) use water liberally (D) use water gratefully

A