Is the Level of Belief in Anthropogenic (Human-Caused) Climate Change

Multiple Choice

Is the level of belief in anthropogenic (human-caused) climate change of state legislators affected by that legislator's political affiliation? A researcher gathers data on level of belief (from 1 = absolutely disbelieve to 5 = absolutely believe) and political affiliation for 702 state legislators from across the country. These measurements are values of:

A) quantitative variables.
B) categorical variables.
C) quantitative (level of belief) and categorical (political affiliation) variables.
D) invalid variables.