This economic system creates stronger economies by bringing colonies and founding countries together. Colonies, creating their own products and obtaining others in trade from the founder, are independent of influence from hostile nations that may manipulate the colonies using trade restrictions. Mercantilists countries use state authority to increase state wealth. As taxes and restrictions are placed on trade, a beneficial balance of trade is sought that promotes wealth from shipping products and acquiring gold." Investopedia

Which of the following elements of mercantilism is included in the above quote? (More than one answer.)

a.) favorable balance of trade
b.) taxes (tariffs)
c.) supply and demand
d.) bullionism