Which of the following is true concerning hull fouling from commercial shipping and recreational boating?
a.
it constitutes less than half of all nonnative species introductions.
b.
the revenue brought in from these industries is relatively small.
c.
it is difficult to prevent since ship hulls begin, conduct, and end voyages in water.
d.
it is best combated by chemical treatments.

To make a profit while benefiting humanity is an example of a mission statement that what

Anew equipment has been proposed by engineers to increase the productivity of a certain manual welding operation. the investment cost is $25,000, and the equipment will have a market value of $5,000 at the end of a study period of five years. increased productivity attributable to the equipment will amount to $10,000 per year after operating costs have been subtracted from the revenue generated by the additional production. if marr is 10%, is investing in this equipment feasible? use annual worth method.

Why has the free enterprise system been modified to include some government intervention?