Consider the following statements with regard to isotherms and identify the correct answer using codes given below:
1. Thermal equator is located in the Northern Hemisphere
2. In the tropical areas of Northern Hemisphere isotherms take a southward curve in July when they move from sea to land
3. In the higher latitudes of Southern Hemisphere isotherms are almost a straight line
1
1 and 2 are correct
2
1 and 3 are correct
3
Only 2 is correct
4
Only 3 is correct