Which of the following is a trait of public goods

The correct answer would be, The most important trait of public goods is that they are non exclude-able and nonrivalrous.  

Explanation:

Public goods are the goods that are provided by the government of a country for the general public of that country and each and every person of the country can use those goods. The most common examples of public goods are rides in parks, benches, shades of trees, public washrooms, public recreational parks, etc.

The public goods are non exclude-able and nonrivalrous because no one can be excluded from using these goods and the use of these goods by one cannot reduce the availability of it for the others.

the secretary of state, appointed by the president with the advice and consent of the senate, is the president's chief foreign affairs adviser. the secretary carries out the president's foreign policies through the state department and the foreign service of the united states.

states grant a variety of local governments power to meet residents’ needs (source: apex learning). hope this !