The phrase "harmony is vertical" means that a. harmony involves notes that sound at the same time. b. notes in a harmony only increase in pitch. c. the singers in a harmony improvise notes from up and down a scale. d. harmony includes every note in an octave.

States might choose to cooperate at the regional or global level for all of the following reasons except (2 points) a.) to gain regional political influence b.) to engage in dispute resolution c.) to assure basic human rights d.) to encourage economic interaction e.) to increase national sovereignty

In 2004 how many nightly car accidents were there

General ways to reduce the risk of some action include