Settings for group shots in a huddle and in a line

[Mattr!x]

As the title suggest what settings a best for group shots?

So "in theory" focus points used?
Spot / Oval Metering etc
Where do you aim>? ie middle person?

[Nackattack]

A little more information would be helpful. How many people? Men and women or one of or the other. Outside/Indoors? Using Natural lights or strobes? Help us help you.