TASK DEFINITION: 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").
PROBLEM: When the acid spilled on the plant, the plant began to (A) smoke. (B) sing (C) flower (D) grow

SOLUTION: A

PROBLEM: The moon reflects rays of sun from our (A) red giant (B) jupiter (C) yellow dwarf (D) whit dwarf

SOLUTION: C

PROBLEM: What is an example of the appearance of stars seeming to move in relation to the horizon at night? (A) constellations may appear higher or lower in the sky depending on the hour (B) constellations may appear to be upside down some nights (C) depending on weather, constellations may be clearly visible at night (D) some stars are unable to be seen on certain nights

SOLUTION:
A