What could be the answers to this question? It’s very confusing!

The data in the table represent the height of an object over time. which model best represents the data? height of an object time (seconds) height (feet) 05 1 50 2 70 3 48 quadratic, because the height of the object increases or decreases with a multiplicative rate of change quadratic, because the height increases and then decreases exponential, because the height of the object increases or decreases with a multiplicative rate of change exponential, because the height increases and then decreases

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

What is the absolute value of the complex number -4-sqrt2i