According to Nissani, which of the folloFollowing passage of the Americans with Disabilities Act (ADA) in 1990: Group of answer choices many existing schools were retrofitted to meet the ADA requirements. new buildings were designed to meet ADA requirements, but existing ones were exempt. discrimination against individuals with disabilities ended. legislators worked to amend the law to include the private sector.wing is a criterion for interdisciplinarity? Group of answer choices the degree of integration the helpfulness of the result the purpose of the disciplines involved the philosophical underpinnings of the research project presented