One of the Important Factors Determining a Car's Fuel Efficiency

Multiple Choice

One of the important factors determining a car's fuel efficiency is its weight.This relationship is examined for 11 cars,and the association is shown in the scatterplot below.
If a linear model is considered,the regression analysis is as follows:
Dependent variable: MPG
R-squared = 84.7%
VARIABLE COEFFICIENT
Intercept 47.1181
Weight -7.34614
The residuals plot is:
Based upon the residuals plot,do you think that this linear model is appropriate?

A) Yes,residuals show no pattern.
B) Yes,residuals show a linear pattern.
C) No,residuals show a curved pattern.
D) No,residuals show no pattern.
E) Yes,residuals show a curved pattern.