Economist: If the economy grows stronger, employment will increase, and hence more parents will need to find day care for their young children. Unfortunately, in a stronger economy many day-care workers will quit to take better-paying jobs in other fields. Therefore, it much more difficult to find day care.
What this question is testing
Your task
Find the assumption the argument requires in order for its conclusion to hold.
Common trap
Answers that would help the argument but aren't strictly required (sufficient, not necessary).
Winning move
Negate each choice — the right one breaks the argument when negated.
Reading along? Open the full official question in LawHub — we show a fragment here and keep the reasoning in our own words.