In phased construction, . all design is completed before construction begins foundation design always exactly considers the completely designed structure above building execution typically takes longer than in sequential construction building design may not be complete before construction begins a design/bid/build process is typically followed

How does specialization enable countries to trade with one another? a country can make and sell goods affordably and buy goods that it is inefficient at making. a country can make what it chooses and sell its goods to other countries. a country can decide to buy everything it needs from other countries. a country can efficiently make goods that were once difficult to make.