Is the relation shown in the arrow diagram a function? Explain. An arrow diagram showing 2 paired with 24, 4 paired with 8, 6 paired with 16, 8 paired with 32, and 10 paired with 32. Yes; Each input has only one output. Yes; Each output has only one input. No; Each input has only one output. No; The output 32 has 2 inputs.