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The horizontal course provided to strengthen a wall of irregular small stones is known

AThrough stone

BString course

CLacing course

DNone of these

Answer:

C. Lacing course


Related Questions:

Directions: In the question below is given a statement followed by two conclusions numbered I and II. You have to assume everything in the statement to be true, then consider the two conclusions together and decide which of them logically follow beyond a reasonable doubt from the information given in the statement. 

Statement: Plants perform photosynthesis during daylight.

Conclusions:
I: Plants have cells in it
II: Plants have various species.

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