Which one of the following is not the characteristic of non-contact cultures?
举一反三
- Which one of following is NOT the characteristic of brick？
- Which one of the following is not an essential characteristic of a successful marketing exchange?
- Which one of the following is NOT a characteristic of monopolistic competition?() A: Differentiated products. B: Elastic demand curves C: A single seller.
- Which of the following is NOT the characteristic of a concept?
- Which one is NOT the characteristic of the extreme sport?