Ireally need to ace this

1.
which of the following is an example of the principle of checks and balances?
a. presidents can veto an act of congress.
b. members of congress have the power to raise their own salaries.
c. federal courts have the power to hear cases involving federal law.
d. presidents can appoint officers of the armed forces.

2.
which branch of government has the power to make laws?
a. executive
b. federal
c. judicial
d. legislative

3.
the u. s. government is divided into three branches. what is this an example of?
a. federalism
b. interpretation
c. separation of power
d. confederate system

health care plans in the united states having high costs because they are focusing on providing quality programs for different groups of individuals. the quality of the service is based on money flow received from the members. without this investment, couldn't be possible a constant scientific searching to prevent death and illness caused because of low levels of health investigation. currently, the complaints are not about the highest cost, but about the coverage and benefits to access the necessary health services required by the members.  

besides, if a global health system is established the quality levels will fall down because of the standardized of the health. the access to care will increase but the quality will be low because it depends on the money invested.