The course of masonry projecting from wall surface at every floor or sill level:
AString course
BCorbel stone
CDrip stone
DCramp
Answer:
A. String course
Read Explanation:
Corbel: Projecting course used to support wall plate in case of lean to roof is called Corbel.
Drip stone: Projecting stone designed to protect the area below from rainwater (as over a window or doorway) is called Drip stone.
Cramp: The piece of metal rod or stone flag placed across a crack in stone wall is called Cramp
