Which of the following would be the main advantage of utilizing a layering technique with composite resin in restoring a disto-occlusal Class II restoration?

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Which of the following would be the main advantage of utilizing a layering technique with composite resin in restoring a disto-occlusal Class II restoration?
A . Higher degree of polymerization and lower degree of tooth sensitivity
B . Higher sheer strength and wear resistance
C . Higher tensile strength and modulus of elasticity
D . Better compressive strength

Answer: A