a. An analyst who earns income by providing financial advice over the Internet m

a.
An analyst who earns income by providing
financial advice over the Internet marries a client but continues to provide
advice to that client but at no charge.b.
A company that had been selling used firearms
illegally obtains a license and starts performing background checks as required
by law prior to each gun sale.c.
There is a noticeable improvement in air quality
in the United States but there are no effects on production or market prices.d.
Federal state and local governments spend
considerably less on pollution control this year than they did last year.e.
The quality of cancer treatment improves and as
a result patients undergo fewer treatments which hospitals continue to
provide at unchanged prices.
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