Question

To evaluate the observations you make, you must use ____.
a. a hypothesis
c. measurements
b. critical thinking
d. models

Answer 1

It maybe both measurements and critical thinking 

Answer 2

Answer:

critical thinking

Explanation:

To evaluate the observations you make, you must use __critical thinking __.

Critical thinking is an way of thinking in which a person improves the quality of his thinking by skillfully analyzing, accessing and reconstructing it. It is self directed, self disciplined and self monitored  and self corrective thinking.  A well cultivated critical thinker raises vital questions, gathers and assesses relevant information, and thinks openmindedly.