Binz, not Benz Mercedes Benz E-Class sedans are converted to limousines by a coach company. The limousines, named Binz, come in two models, XL Six Door and XL Vis-à-Vis, and are available with a choice of 2 gasoline engines (a V6 or a V8) or 2 diesel engines.
(a) If no other options are considered, how many different Binz limos are available?
(b) If, in addition, 5 option packages and 6 colors are available, how many different Binz limos are available?