Does "It can be caused by bacterial infections, viral infections, parasitic infections, or autoimmune problems such as inflammatory bowel diseases." contain the correct answer to "When does inflammatory diarrhea occur?"

A: no

Does "Notable Greek opera singers and classical musicians of the 20th and 21st century include Maria Callas, Nana Mouskouri, Mario Frangoulis, Leonidas Kavakos, Dimitris Sgouros and others." contain the correct answer to "Who is one of the notable Greek opera singers in the 20th century?"

A: yes

Does "Based on the work of Piaget, it takes a quantitative, state-theory approach, hypothesizing that adolescents' cognitive improvement is relatively sudden and drastic." contain the correct answer to "Besides the information-processing perspective, what is the other major approach to understanding cognitive change during adolescence?"

A:
yes