Answer:
Non primary directions
Explanation:
primary is north south east and west so non primary would be the counterparts of them
The correct answer is - c) earthenware.
The earthenware is the ceramics type that is used for the creation of bricks. Traditionally, the term brick has been used for the units composed out of clay. Nowadays, with all the new techniques and materials involved into the construction, a brick can be any rectangular unit that is laid in mortar. Still, a typical brick is composed out of the earthenware, so they can be from clay-bearing soil, lime, and sand, but also are used the concrete materials to give it more strength.
C. Ways to reduce cost of production
C because the plates a sliding past each other