It looks like its around the time of segregation between blacks and whites. But i may be wrong.
To fix the sentence, change "," after 2004 to ";" and remove the "and" before scientists. It makes the sentence sound better.
I hope that helps!
A, Facile
GOOGLE: (especially of success in sport) easily achieved; effortless.
I hope this helps! Good luck!
A compound sentence consists of 2 independent clauses. Meanwhile, a complex sentence consists of 1 independent and 1 or more dependent clauses.
1. complex sentence
2. compound sentence
3. complex sentence
4. compound sentence
Hope this helps!!
a problem between two ppl