What is a plank in a party's platform?

question 13 options:

a controversial position that divides the party

an overall mission statement of the party

a principle that guides the choice of candidates

a statement of position on one issue

The idea that desirable traits can be bred into human beings and undesirable ones can be bred out is known as:

Anode is a point on a wave where there is no vibration. a.true b.false

Which statement is a good description of a model? a) models are a description of nature based only on one or two variables. b) models are testable ideas but they are not very to most people. c) models are a description of nature that predicts more accurately than real events. d) models are an approximiation of a real system that omits all but most essential variables in a system.