Final answer:
To verify if sales tax is being calculated correctly, b. check the address and tax category.
Step-by-step explanation:
Sales tax is a consumption tax imposed by governments on the sale of goods and services. Typically calculated as a percentage of the purchase price, it is collected by the seller at the point of sale and remitted to the government. Sales tax revenue contributes to funding public services and infrastructure.
When verifying if sales tax is being calculated correctly, you should check that the tax is being calculated on the correct address and that the correct tax category is selected. Thus, these two factors ensure that the tax is being applied accurately to the correct location and category of goods or services.