Look at bitesizes physics section, they have all the information you need to complete this question.
The answer is C) A girl hangs by both hands, motionless, from a trapeze.
Hi there!
We can use the rotational equivalent of Newton's Second Law:

Στ = Net Torque (Nm)
I = Moment of inertia (kgm²)
α = Angular acceleration (rad/sec²)
We can plug in the given values to solve.
