Data Sufficiency

Rosalie tosses a coin a number of times and counts the total number of times the coin lands tail-side up. How many times does she toss the coin?

1. The chance that the coin lands tail-side up exactly once is between \(0.1\) and \(0.2\)

2. The chance that the coin lands head side up exactly once is the same as the chance that the coin lands tail-side up exactly once

The OA is A