Ahigh school history teacher admonishes her students to consider the source and the quality of the evidence they cite in support of the points they make in their essays. the teacher is encouraging her students to engage in thinking.

Critical (thinking).

Explanation:

Critical thinking refers to analyzing information objectively and making a logical, reasoned conclusion or judgment from that. It's a critical evaluation of a piece of information. For example, in the exercise, what is presented is a teacher who motivates her students to consider the source and quality of the evidence. Therefore, she is asking her students to evaluate the sources and citations, to use that evidence to support their essays, to engage in critical thinking.