Indicate which underlying assumption or modifying constraint is most important: Karen Germany purchased a building for his business in 20X1 for $500,000. In 20X9, the building is still being used and has a remaining expected life of 25 years. Germany points out that cumulative inflation has been about 50 percent since 20X1, so he proposes changing the asset account from $500,000 to $750,000. Question 42 options: a. materiality b. stable monetary unit c. separate entity d. periodicity of income