A box of that has a mass of 14 kg has a 24 N force of friction acting on it when a tension force of 85 N is applied at an angle of 35° above the horizontal. What is the acceleration of the box?
a. 1.8 m/s²
b. 5.0 m/s²
c. 6.1 m/s²
d. 3.3 m/s²