The example of Hurricane Katrina in the United States is an example of which policymaking style?

Which of the following is an example of the free-rider (or collective goods) problem?

a. an elected official accepting bribes from an interest group b. an environmental group struggling to raise funds for a "clean air" campaign c. an environmental group disagreeing on what policy goals to pursue d. a political action committee contributing to candidates from both major political parties

Population growth in Texas has exceeded the national average over the past fifty years

Indicate whether this statement is true or false.