Discuss Forum

1. An earthquake is a shaking of the ground ... ... when masses of rock beneath the surface of the earth change position. Choose the correct option to fill in the gap.

  • A. which occuring
  • B. which occuring
  • C. which occuring
  • D. which occuring

Answer: Option D

Explanation:

Post your comments here:

Name:
Mobile:
Email:(Optional)

» Your comments will be displayed only after manual approval.