Match List I and List II and choose the correct answer.
| List I | List II |
| a. Earth day | i. Never coincide with the axis o the earth |
| b. Surplus day | ii. Rotation of the earth on its axis |
| c. Circle of illumination | iii. Added to the month of February added every 4 years |
| d. Axial inclination | iv. 66½° with its orbital plane |
1
a - i, b - ii, c - iii, d - iv
2
a - ii, b - iii, c - i, d - iv
3
a - i, b - iii, c - ii, d - iv
4
a - iii, b - ii, c - i, d - iv