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: an area of low-lying ground near to a river is at risk of (A) over fishing (B) balloon landings (C) droughts (D) H20 accumulation

SOLUTION: D

PROBLEM: A person wants their yard to be a wonderful ecosystem for local wildlife. They consider doing a few things in order to facilitate this, but ultimately decide that the best way to make a great impact is to (A) make some more money (B) plant a wet rope (C) plant a blue spruce (D) sing to their flowers

SOLUTION: C

PROBLEM: A wire can be caused to heat up when what kind of current flows through it? (A) wind (B) rocky (C) water (D) zapping power

SOLUTION:
D