The correct answer is d. A, B and C.
Learning positive affirmations can boost Bibi's:
a. Self-esteem - By replacing negative thoughts with positive affirmations, Bibi begins to value herself more positively.
b. Self-awareness - Recognizing her negative thoughts and the need to counter them with affirmations indicates increased self-awareness of her feelings and thoughts.
c. Self-efficacy - As Bibi becomes more confident in her abilities to think positively and engage in activities like netball and baking, her belief in her ability to succeed improves.
Thus, the overall impact of learning and practicing positive affirmations can enhance all three areas.