Use the graph of {{MATH_16}} above to answer the following question: What is {{MATH_17}}? {{CMD_18}} {{CMD_19}}{{MATH_20}}{{CMD_21}} {{CMD_22}}{{MATH_23}}{{CMD_24}} {{CMD_25}}{{MATH_26}}{{CMD_27}} {{CMD_28}}{{MATH_29}} is undefined{{CMD_30}} {{CMD_31}}it is impossible to say{{CMD_32}} {{CMD_33}} {{CMD_34}}