(A): To unscrew a rusted nut, we need a wrench with longer arm. (R): Wrench with longer arm reduces the torque of the arm.

(A): To unscrew a rusted nut, we need a wrench with longer arm. (R):

1.	(A): To unscrew a rusted nut, we need a wrench with longer arm. (R): Wrench with longer arm reduces the torque of the arm.
Answer» Both .A. and .R. are TRUE and .R. is the correct explanation of .A. Both .A. and .R. are true and .R. is not the correct explanation of .A. A. is true and .R. is false .A. is false and .R. are true Answer :C