Q7. Match the following components with the type of Earth's layer they are primarily associated with:
| Components | Earth's Layer |
||
| 1 | Silica and alumina (sial) | A | Continental crust |
| 2 | Silica and magnesium (sima) | B | Earth's core |
| 3 | Nickel and iron (nife) | C |
Oceanic crust |
Select the correct answer using the codes below:
1
1-A, 2-C, 3-B
2
1-B, 2-A, 3-C
3
1-C, 2-A, 3-B
4
1-A, 2-B, 3-C