I need assistance can someone explain please

The amount of energy it takes to lift a box might be a function of which of the following

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.

Which graph of a hyperbola represents the equation 16x^2-y^2=16