Answer:
d. applied the Second Amendment to state governments.
Explanation:
The second amendment was applied by the Supreme Court holding that it was incorporated under the fourteenth amendment as regards the Due Process Clause or Privileges or Immunities Clause , and reversing the Seventh Circuit in this way. This decision by the Supreme Court in June 2010 cleared the uncertainty in the Chicago gun restrictions as well as in other states.
In labour market the relevant measure is the prize floor!
Prize floor means that the workers do not need to afraid that their product will be sold for less than they invested in it - it therefore gives the workers a security of return and a security of their livelihood. It can for example be applied to farmers and their products.