Directions: Read the passage and answer the questions below: There are two hemispheres in which our earth is divided. The equator forms two hemispheres. These are Northern and Southern hemispheres. Hemisphere means half of a sphere. The equator divides the earth into these two hemispheres. Equator is equally distant from both poles. There are _______ hemispheres on earth.

• A. 0                     
• B.          1               
• C. 3                     
• D.          2