OPEC: acronym standing for Organisation of Petroleum Exporting Countries a collective .. decision: a decision which is made and shared by all members of a group is a collective decision gathered: when people gather, they come together and meet in a group benchmark: an accepted standard against which other things are measured or compared is known as a benchmark crude oil: oil in its natural state, before it has been processed, is called crude oil sustained:if something issustained then it is continued and not ended conservation: if you save something, you conserve it: the noun is conservation |