“Iceland is a country.” Is this a scientific statement?

Which of the following is likely to contribute to a negative presidential approval rating?

a. falling inflation b. rising unemployment c. rising employment d. rising confidence about the future

The 1986 Immigration Reform and Control Act (IRCA)

a. established a bracero program in the United States, allowing Mexican workers to enter the United States to provide much-needed manpower. b. made it illegal to Mexican migrant workers in the United States to send remittances to their relatives in Mexico. c. allowed migrants who had resided in the United states for a long time to gain legal residency rights. d. heightened efforts in the United States to establish a border fence along the U.S.–Canadian and U.S.–Mexican borders to make crossing these borders more difficult. e. cut off social services for undocumented Mexican migrants in the United States.