Meetings in which members of a party gather to choose their party's nominee are known as what?

A committee created to reconcile differences in versions of a bill passed by the House and Senate is called a(n) __________ committee

a. arbitration b. conference c. standing d. appropriations

Significant health related improvements have been made in the developing world in the following categories:

a. More hospitals and professional health care providers are available to rural communities b. Average life expectancy has increased along with lower child and infant mortality rates c. More people have access to proper human waste sanitation d. Local traditional healers have been able to incorporate modern health techniques into their practices