Which of the following statements is true of the frustration-aggression hypothesis?

a. it states that besides frustration, no other experiences can cause aggression.
b. it states that frustration always leads to aggression.
c. it states that aggression usually leads to obedience.
d. it states that aggression stems from an attitude of altruism.

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a. a researcher uses the customs office’s passenger lists for ships bringing immigrants to the us between 1820-1845 to track the numbers of immigrants from certain ethnic groups.b. a researcher conducts a linguistic study of comments posted on a local public blog.c. a developmental psychologist videotapes interactions between groups of toddlers and their care givers to determine which intervention methods most effectively manage aggression.d. a researcher asks the director of a local free clinic about the number of patients in the last two years with newly diagnosed hiv/aids.

What effect did increased automobile production have on other industries

Recently, there has been pressure to loosen clean air standards. use economic arguments to support or oppose this proposed action.