Answer:
Several major human health concerns are associated with intensive farming, including increased transfer of infectious agents from animals to humans, antibiotic resistance, food-borne illness, and the generation of novel viruses like swine flu in pigs.
Explanation:
please give me branliest
B is substitution
C is deletion
And A insertion
During the Industrial Revolution, inaction on behalf of the government to pass labor laws and protect the workers resulted in the formation of labor unions is a true statement. This was because there had been a history of worker exploitation, with laborers receiving extremely low wages, long working hours and unhealthy work conditions. People decided to take matters into their own hands, as the government was not helping.