Computer · Building Materials

Study the following statements regarding classification and properties of bricks and identify the correct combination of true/false statements: (A) Sun-dried bricks are classified as Class I, Class II, Class III, and Class IV. (B) Class IV bricks are overburnt bricks used as aggregate for concrete in foundations, floors, and roads. (C) Class I and Class II bricks satisfy all qualities of good bricks required for permanent structures. (D) Class III bricks give a dull sound when struck against each other.