Because of the cost of a taxi ride increased martha decided to start packing a lunch instead of ordering out from a nearby restaurant. which economic principle does this demonstrate?

The Cost of Something is What You Give Up to Get It

This means she gives up going out to be able to grab a taxi instead of transport such as Bus or Subway.

the secretary of state, appointed by the president with the advice and consent of the senate, is the president's chief foreign affairs adviser. the secretary carries out the president's foreign policies through the state department and the foreign service of the united states.

the answer to your question is false can’t remember who he rode with but he rode with sombody