MCQOPTIONS
Saved Bookmarks
| 1. |
Crust is a layer |
| A. | Having 8 to 40 km thickness |
| B. | Having 20 to 60 km thickness |
| C. | Having 5 to 15 km thickness |
| D. | Having 8 to 20 km thickness |
| Answer» B. Having 20 to 60 km thickness | |