Microsoft Access 2013 database files can be easily ________ to create multiple copies of a database

Which of the following is true about the Clean Air Act?

A) Congress ordered the states to set ambient air quality standards, and most states have thus far set at least some ambient air quality standards. B) Congress directed the EPA to set ambient air quality standards for certain pollutants, but the EPA has not yet set the standards due to scientific uncertainty. C) Congress set national ambient air quality standards for a number of pollutants. D) Congress directed the EPA to set ambient air quality standards for certain pollutants, and standards have been set thus far for carbon monoxide and sulfur oxide, among others. E) Congress set goals, but not standards for a number of pollutants.

A transportation model uses at least 10 sources and 100 destinations. If the ratio of sources to destinations remains constant, does the maximum % of cells used by the optimum solution remain constant? Why or why not?

What will be an ideal response?