The correct answer is the first one
A - only having one sex partner at a time.
No other answer comes close to being correct. Most modern-day societies are practicing monogamy as the main type of relationship between two people.
Answer:
b. unlimited wants and limited resources.
Explanation:
There are different definitions of economics. Some say it´s a science that studies the production, distribution and consumption of good and services. Another definition refers to the theories and models that govern the market process. But definitely, economics must strike a balance between a society´s wants - that may be unlimited - and the limited resources available.
The easternmost point of the U.S. is Sail Rock, off West Quoddy Head, Maine.