Answer:
C. impose barriers to entry with a copyright, which allows only the government to supply a good or service.
Explanation:
- The oligopolies is a market or industry where there exist small but large sellers and hence form an market competition and hence lead to higher prices to the consumers. As they have their market structures. Entry barriers include high investment and strong consumer liabilities.'
- Thus governments can set barriers to entry of these firm as to market only those goods and services that the government recommend fit for the sales
Answer:
Following are the solution to this question:
Explanation:
Assume that
will be a 12-month for the spot rate:


Assume that
will be a 18-month for the spot rate:



Assume that
will be a 18-month for the spot rate:

to solve this we get 
Answer:
Preferred stock
Explanation:
The capital market instruments refer to the instrument that involves stock, bonds, debentures, the preferred stock that deals in the securities and come under the capital
Also, the other options that are mentioned are the money market examples
Therefore the correct option is preferred stock and the same is to be considered