What is the answer for this and why?

2. Krupa's budget line has changed from A to B. Which of the following could explain this change? a. The price of food doubles while the price of Clothing (Units per week) clothing triples. Budget Line A b. Income and the price of food both decrease by 10%. c. Income and the price of clothing both triple. d. Income increases by 15% and the price of -Budget Line B clothing increases by 30%. e. Income decreases by 20% and the price of Food food decreases by 10%