It effects everyone because their is no currency to spread around, to trade, or to buy stuff.
Simon and Piggy were not all that different. Simon was good and kind, but perhaps a little bit braver than Piggy. Piggy was timid, and vulnerable from years of torment and bullying, but somehow still a good person. Although the world around them seemed to be going mad, they both remained kind, whereas characters like Ralph and Jack added to the madness, and caused even more problems.
Communication consist on two dimension:
Content and relational dimension. So I would say 2 would be the answer