please help

For questions 30-35, refer to the picture below. Point A is the initial optimal consumption bundle, where Michael consumes 3 "World's Best Boss" mugs (good X) and 12 "Serenity by Jen" candles (good Y). Quantity of good Y 30- 25 22 B 20 15 12 - 10- BG BC 0 23456 8 10 12 14 Quantity of good X 1.What causes the rotation of the budget constraint, so the optimal consumption bundle moves from point A to point B? 2. Because of the substitution effect associated with the decrease in the price of WBB mugs (good X), the quantity of good X purchase ["increased"or "decreased" 3.Because of the substitution effect associated with the decrease in the price of WBB mugs (good X), the quantity of good X changed from to 4. Because of the income effect associated with the decrease in the price of WBB mugs (good X), the quantity of good X purchased ["increased", "decreased"] 5.Because of the income effect associated with the decrease in the price of WBB mugs (good X), the quantity of good X changed from. to. . 6.Based on the five previous questions, WBB mug (good X) is a(n) ["normal"or "inferior"] and "Serenity by Jen" candle (good Y) is a(n) ["normal"or "inferior"]