I believe the answer is: Primary
For example, let's say take a look at normal employees at a company.
For most of them, the main reason they spend their time to do the job correctly is to obtain money/salary even though they have to spend their time being scolded by unlikable boss.
In the scenario above, we can say that money is the primary reinforcer for the target behavior
Functional sees society as acting like an organism BECAUSE every aspect of society serves a specific function (like a cell, everything does something to contribute to the whole
Answer:
D
Explanation:
When turning left from a three lane, one way street, you should turn from the left lane