Concept:Barriers to learning are factors that hinder understanding, not just memorization. Anxiety and lack of process skills are major barriers.Explanation:Statements A and B say Mona is helping by revising and by using morning hours. These do not describe barriers; they suggest possible benefits.Statement C says Mona makes Jayesh anxious by focusing on facts instead of natural curiosity. Anxiety blocks learning.Statement D says Mona ignores process skills like critical thinking, which are essential for deeper understanding. This also hinders learning.Thus, only C and D identify genuine barriers.Answer:C and D (Option C)