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. What is the name of the line which forms two hemispheres?

• A. Equator      
• B.          Axis           
• C. Straight line    
• D.          Orbital line