When measuring GDP, Select one: a. the government sector is not counted because it does not produce goods and services. b. the expenditure on goods and services by all levels of government are included. c. the government sector is not included because it is the public sector not the private sector. d. the government sector is counted, and the value of the government sector in GDP is equal to its tax revenue. e. only the federal government's expenditure on goods and services are included.