A Strong Light Rope Connects Two Objects of Masses M₁ $\sqrt { 2 }$

Multiple Choice

A strong light rope connects two objects of masses M₁ and M₂. A force applied to M₂ is accelerating the system. When the coefficient of friction between the two objects and the surface doubles, the tension in the rope connecting the two objects

A) remains the same.
B) doubles.
C) increases by a factor of $\sqrt { 2 }$
D) cannot be determined without further information.