Cross?national variation in attitudes does not always predict cross?national variation in policy

The criollos had a near monopoly on prestige and political power in Mexico

Indicate whether this statement is true or false.

Which of the following could be the subject of study using Kenneth Waltz's levels of analysis approach?

a. individuals within states whose personalities dictate cross-border behavior b. the power of the business community compared to government power within a state c. the relation of trade to regional instability d. weaknesses in the League of Nations and their failure to inhibit the rise of Nazi Germany e. All of the above could be studied in Waltz's approach