Help me with this question

in contrast, the biological controls are self-sustaining, inexpensive and very effective once established. biological control could be used on thousands of golf course acres, improving their biodiversity and quality as wildlife habitat. in the process, the golf industry will be shown to be leaders in an environmental stewardship program of benefit not only to the lands they manage but also to the watersheds in which they exist.

answer: c  

the factory goes out of business, causing the workers to lose their jobs.

explanation:

they usually pass federal laws

and sometimes in the elections of the president

when   i did the assesment i chose c it was correct