4. Diseases caused by manufacturing materials
Answer: B
Explanation: The reason for choosing B is because you are attempting to find out how your neighborhood has effected you so by asking the question "What impact has your neighborhood had on who you are?" It assists in going deeper into unpacking how your neighborhood has transformed you becuase it could be different than the person next to you.
Chemical formula tells us the number of atoms of each element in a compound. It contains the symbols of the atoms of the elements present in the compound as well as how many there are for each element in the form of subscripts.
Reconstruction were the South's first state-funded public school systems, more equitable taxation legislation, laws against racial discrimination in public transport and accommodations and ambitious economic development
I'd basically say there were laws against discrimination
