Answer:
<em><u>Naturalistic Observation</u></em> and <em><u>Survey</u></em>
Explanation:
A study on consumer behavior is intended to provide data on the real behavior of customers.
Naturalistic observation <em>is a strategy of studies that psychologists and other social scientists frequently use.</em> This approach focuses on the observation of an individual or subject in their natural environment.
A survey is described as a technique of study <em>used to gather data from a predetermined group of participants in order to obtain information and perspectives on different subjects of concern.</em>
Basically, the US wanted access to the Panama Canal, and since the Canal wasn't yet built, it needed to built it. Originally the US made an proposal (which wasn't yet questionable), but Columbia (at the time Panama was part of Colombia) wasn't comfortable with the proposal, and the US decided to enforce their plan in other ways, so that they still gain access to the canal.
To produce goods and services
<span>The purpose of firms is to utilize factors of production,
which include capital, land, labor and technology in order to provide a demanded or needed
product and service. A firm is usually profit making, they provide a vehicle
for capital growth as well, which also provide a vehicle for savings growth,
and create wealth</span>
<span>Selena did not take the candy because she belonged to someone else.
Kohlberg's pre-conventional stage of moral reasoning is part of the theory of moral development. This
stage is crossed between 4 and 11 years, children meet the moral
standards according to external judgments, for example, do something to
avoid punishment.</span>
I hope my answer can help you.