In Graphics class which method is used to create fill a rectangle with the specified width and height?

Select one:

a$.$ public abstract void drawLine$($int x$1,$ int y$1,$ int x$2,$ int y$2)$

b$.$ public void drawRect$($int x$,$ int y$,$ int width, int height$)$

c$.$ public abstract void drawOval$($int x$,$ int y$,$ int width, int height$)$

d$.$ public void fillRect$($int x$,$ int y$,$ int width, int height$)$