If the Assumptions of Linear Regression Are Met, Then a Residual

If the assumptions of linear regression are met, then a residual plot will have all of the following features except which one?

A) The cloud of points above and below the zero line will be roughly symmetric.
B) The cloud of points above and below the zero line will have roughly the same variance.
C) The distribution of X-values will be roughly symmetric.
D) There will be no clear signs of a curved pattern throughout the range of X-values.