Answer:
Codified law
Explanation:
Codified law is a category of human behavior in which values and standards are written into the legal system and are enforceable in the courts.
I think this answers both of your questions. <span>Many apartments didn't have windows, heat, or indoor plumbing. Streets were littered with garbage. Half of all babies at the time died before the age of one.</span>
The main thing was electricity
Answer:
Biomagnification of DDT leads to an increase in its concentration at the higher trophic level and its higher concentration in birds leads to the disturbance in their calcium metabolism. ... In this way, the biomagnification of DDT leads to a decrease in the bird population.
Explanation: