Select the correct word(s) from the drop down menu to finish the following sentences:
Fish in the ocean can be caught by anyone, and it is difficult to prevent people from fishing, in this sense, fish in the oceans are_____. If I catch a fish, that means there is one less fish in the sea for someone else to catch. Therefore, fish are_____. Considering those two characteristics, fish in the ocean are____.

Question Completion:

Drop-down menu:

- excludable

- non-excludable

- rivalrous

- non-rivalrous

- common goods

- club goods

- public goods

- private goods

Answer:

Correct words to finish the sentences:

Fish in the ocean can be caught by anyone, and it is difficult to prevent people from fishing, in this sense, fish in the oceans are__non-excludable___.

If I catch a fish, that means there is one less fish in the sea for someone else to catch. Therefore, fish are__rivalrous___.

Considering those two characteristics, fish in the ocean are_common goods___.

Explanation:

The two key characteristics of a public good are: it is non-excludable and non-rivalrous.  A common good is non-excludable but rivalrous. A private good is excludable and rivalrous.  A club good is excludable and non-rivalrous.

Non-excludable refers to goods that are costly and impossible for a person to exclude other users from using the goods.

Non-rivalrous good refers to goods that a person can use without preventing others from using the goods.