Step-by-step explanation: Y=4 will result in a straight line across 4 from the y axis. Y=4x is a linear equation for which result in a straight constant like. Y=4×2 represents a parabola equation and will create one. Y=4×3 represents a cubic equation

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Answer: c

Step-by-step explanation: Y=4 will result in a straight line across 4 from the y axis. Y=4x is a linear equation for which result in a straight constant like. Y=4×2 represents a parabola equation and will create one. Y=4×3 represents a cubic equation