How many decision variables are in the LP formulation?

Beltway Boomers are the nation's tech-savvy singles and couples living in fashionable neighborhoods on the urban fringe

Indicate whether the statement is true or false

Which of the following is true about economic development of a nation?

A) The purchasing power parity is a poor indicator of a people's total well-being. B) GDP is a larger figure and includes a nation's income generated from exports, imports, and international operations. C) Illegal activities such as gambling and black market transactions are considered in GDP and GNP. D) Using gross product figures to compare production across countries accounts for different cost of living in each country.