In brainstorming, participants are urged to be spontaneous, even impractical, and to censor anyone’s ideas (including their own).

中国大学MOOC: The union insists that scientists have freedom to speak their minds to the public without _____________. (censor)

Most importantly, such an experience helps ____ a heightened sensitivity and appreciation to one’s own cultures. A: coach B: forsake C: foster D: censor