Which is MOST important when drawing a line of best fit for data on a scatter plot?

Responses
A Only the low and high data points.Only the low and high data points.
B Only the data points below the line.Only the data points below the line.
C Only the data points above the line.Only the data points above the line.
D The closeness of all data points to the line.

D The closeness of all data points to the line.