HELHow would the change in iron’s value affect its supply? Higher prices would encourage producers to increase supply. Lower prices would decrease demand. The price would increase and the demand would decrease. The price would decrease and the supply would increase.

The price would decrease and the supply would increase.

Explanation:

Higher prices would encourage producers to increase supply.

Lower prices would decrease demand.

I automatically crossed these out. It doesn't seem like this would be likely.

The price would increase and the demand would decrease.

The price would decrease and the supply would increase.

If the price would increase I don't think that the demand would decrease because if you build something that needs iron you need it so you will buy it weather the cost of iron.

The price would decrease and the supply would increase.

The supply decreasing would cause attention to buyers especially big companies.

the three roles stated in the dialogue develop the siblings' personalities.

lloyd's personality looks like a trademarketer

dana's personality is afraid from lloyd's behavior and the oldest sister is a decided person who tries to solve any conflict