TASK DEFINITION: In this task, you are given an impractical statement. You are also given three reasons (associated with "A", "B", "C") explaining why this statement doesn't make sense. You must choose the most corresponding reason explaining why this statement doesn't make sense.
PROBLEM: the babysitter will look after my car when I go to work
(A) the babysitter has a pet dog
(B)looking after car is not the babysitter's duty
(C)I ask my son to look after my car

SOLUTION: B

PROBLEM: She swatted away a commercial airplane
(A) Humans are incapable of swatting away commercial airplanes
(B)Commercial aiplanes are generally safe and tightly regulated
(C)Commercial airplanes are full of people

SOLUTION: A

PROBLEM: my sister eats some sand after lunch every day
(A) no one eats sand as food
(B)sand is usually in granular-shapes just like some food
(C)sand is too large for a girl's mouth

SOLUTION:
A