Esther wants to work towards eating healthier. She is currently eating 5 servings of fruit and 5 servings of veggies each week. Her goal is to increase her intake slowly by eating one additional serving of fruit or veggies per week. Her goal is to eventually eat 30 servings per week (tracking on a calendar of course). Which strategy of change is Esther implementing? Shaping Visualization Habit stacking Self-Talk Countering Rewards