Which of the following phenomenon gives an evidence for the spherical shape of the earth?

The earth is at the largest distance from the sun (Apehelion) on ________

A. June 21st

B. January 3rd

C. July 4th

D. September 23rd

The seasonal contrasts are maximum in ________

A. Low latitudes

B. Mid-latitudes

C. Sub tropics

D. High latitudes

Geostationary orbit is at a height of ________

A. 6 km

B. 1000 km

C. 3600 km

D. 36,000 km

A radio broadcast from Delhi on Monday at 7.30 p.m. is heard at New York on ________

A. Tuesday at 8.35 PM

B. The same day at 7.30 PM

C. The same day at 7:30 AM

D. The same day at 10:00AM