Which events could cause the change in demand shown on this graph check all that apply

1 and 4

Explanation:

basic principles: federalism, separation of powers, checks and balances, judicial review, representative democracy, limited government, rule of law, individual rights and responsibilities, consent of the governed, majority rule, popular sovereignty, equal protection.

a direct vote in which an entire electorate is invited to vote on a particular proposal. this may result in the adoption of a new law.