Which of the following is true? {{CMD_40}} {{CMD_41}}Curve {{MATH_42}} is increasing when curve {{MATH_43}} is positive.{{CMD_44}} {{CMD_45}}Curve {{MATH_46}} is increasing when curve {{MATH_47}} is positive.{{CMD_48}} {{CMD_49}}None of the above.{{CMD_50}} {{CMD_51}} {{CMD_52}}