Question

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Which of the following can be source region for formation of Air mass?
1. Ocean
2. Mountain region
3. Plain
4. City

• A. 1 and 2 only
• B. 2 and 3 only
• C. 1 and 3 only
• D. 1, 2, 3 and 4

Answer 1

The correct option is C 1 and 3 only

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Ocean and plain can be source region as there are no irregularities in surface as in city or mountain.