Context: The prices represent Airmail rate to North America . Prices are subject to change without notice . No mimimum order via check , money order or credit card , but credit card orders under $ 15.00 will incur a $ 2.00 extra charge .

Question: Why are the prices a bit high ?
Options:
0. It is for money orders .
1. It is for air freight .
2. None of the above choices .
3. It is for shipping to North America .
Answer: 1

Question: Why are the prices a bit high ?
Options:
0. None of the above choices .
1. It is for money orders .
2. It is for shipping via air .
3. It is for shipping to North America .
Answer: 2