Congress has not officially declared war since World War II

The efficiency with which goods or services are produced is __________

A) Parkinson's Law B) profitability C) productivity D) economic growth

Which of the following statements is correct with regard to global warming?

a. There is now total unanimity within the world’s scientific community that global warming and resultant climate change is real. b. With global warming, there is the expectation that the sea levels will rise significantly. c. Since the late 1800s, average global surface temperature has increased by roughly five degrees Celsius. d. Global warming is caused primarily by volcanic action emanating from the core of the earth.