Why is the economic system of the u. s a mixed economy

Everyone's religion and traditions, government ( command) , market (A.K.A what the people decide are all mixed together and some of their economic plans were so good they prob wanted to add it in their bundle of economic plans. Hope this helped

i think its either b or c

explanation:

according to this text from the preamble to the declaration, who gives men their unalienable rights?