Answer:
c. opportunity cost
Explanation:
opportunity cost is the economic term for the value od the second-best ternative that an individual gives up when making a choice
Answer:
true
Explanation:
please give me brainliest
Answer:
What is radioactive dating? Radioactive dating is a method of dating rocks and minerals using radioactive isotopes. This method is useful for igneous and metamorphic rocks
Answer:
Scots-Irish
Explanation:
Scotch-Irish or Scots-Irish may refer to: The Ulster Scots people, an ethnic group in Ulster, Ireland, who trace their roots to settlers from Scotland. Scotch-Irish Americans, descendants of Ulster Scots who first migrated to America in large numbers in the 18th and 19th centuries.
The control of the u.s of most of the north america territory