PLZ HELP i jus want answer

Which graph corresponds to the function f(x) = x2 + 4x – 1?

If you could answer these your a life saver

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex