Design → Axes → Grid

Controls the axis titles, grid and axis lines, and the range of the Y axis.

Axis titles

X-Axis Label: title displayed below the X axis.
Y-Axis Label: title displayed to the left of the Y axis.

Grid and axis lines

Show Grid: displays horizontal grid lines at each Y-axis tick.
Show X-Axis Line: draws a line along the bottom of the plot area.
Show Y-Axis Line: draws a line along the left edge of the plot area.

Y-axis range

Y Min / Y Max: override the automatic Y-axis range. Leave blank for automatic.
Start Y from zero: forces the Y-axis minimum to zero.