This task is about creating an unanswerable question based on a given passage. Construct a question that looks relevant to the given context but is unanswerable. Following are a few suggestions about how to create unanswerable questions:
(i) create questions which require satisfying a constraint that is not mentioned in the passage
(ii) create questions which require information beyond what is provided in the passage in order to answer
(iii) replace an existing entity, number, date mentioned in the passage with other entity, number, date and use it in the question
(iv) create a question which is answerable from the passage and then replace one or two words by their antonyms or insert/remove negation words to make it unanswerable.
Q: Passage: Some NPOs which are particularly well known, often for the charitable or social nature of their activities performed during a long period of time, include Amnesty International, Oxfam, Rotary International, Kiwanis International, Carnegie Corporation of New York, Nourishing USA, DEMIRA Deutsche Minenraumer (German Mine Clearers), FIDH International Federation for Human Rights, Goodwill Industries, United Way, ACORN (now defunct), Habitat for Humanity, Teach For America, the Red Cross and Red Crescent organizations, UNESCO, IEEE, INCOSE, World Wide Fund for Nature, Heifer International, Translators Without Borders and SOS Children's Villages.
A:
What has happened to Teach for America now that its non functional?