Q. The revelations of a satellite photograph of the earth are as follows:
1. the Southern hemisphere bulges slightly more than the Northern hemisphere
2. it is slightly pear shaped ellipsoid of rotation
3. the polar axis of the earth is slightly shorter than the equatorial axis
4. the equatorial circumference is about 40,000km
Which of the above statements are correct ?

• (A) 1, 2 and 3
• (B) 1, 2, 3 and 4
• (C) 1, 2 and 4
• (D) 2, 3 and 4