Final answer:
Critical thinking is best defined as a mode of thinking that improves the quality of one's thinking through intellectual rigor in the pursuit of truth. It involves a combination of skills such as analysis, evaluation, and logical reasoning to form informed judgments and solve problems.
Step-by-step explanation:
The best definition of critical thinking among the options provided is (d) Critical thinking is that mode of thinking in which the thinker improves the quality of their thinking by imposing intellectual standards in a search for truth. This definition encompasses the various aspects of critical thinking, which include the ability to analyze, evaluate, synthesize, and draw conclusions based on researched information. It is an active process that involves examining the evidence, considering different perspectives, and applying logical reasoning to form a judgment or solve a problem. Contrary to the other options, critical thinking is not about finding faults or weaknesses for their sake, nor is it a simple process dictated solely by emotionless left-brain thinking.
Critical thinking is a set of skills, habits, and attitudes that enable individuals to engage in reflective and clear reasoning. It is an essential ability in all fields and specializations, as it provides a foundational skill set for making sense of complex situations, solving problems, and understanding legislative decisions. It requires time, effort, and practice, but it leads to better outcomes and is highly valued by employers. Therefore, critical thinking should be understood as a valuable tool that facilitates rational and informed decision-making rather than a quick judgment based on gut reactions or cognitive biases.