For some time, Antonio has had $5 per month to spend on oranges and apples. The price of an orange is $0.50 and the price of an apple is $0.25. Which chart shows what will happen to his budget line if his income decreases to $2.50

Crossminus−sectional ratio analysis is used to a. correct expected problems in operations b. provide conclusive evidence of the existence of a problem c. measure relative performance of a firm with its peers d. isolate the causes of problems