The grapevine is multiple choice more active when official communication is lacking. the source of as much as 90 percent of all organizational communication. almost wholly inaccurate. slower than formal channels. a formal communication channel.

The grapevine is "more active when official communication is lacking."

Nearly about all of the majority of the data inside the grapevine is undocumented and is in this manner open to change and understanding as it travels through the system. It frequently ventures quicker than formal channels. The grapevine is exceptionally helpful in enhancing formal channels. It furnishes individuals with an outlet for their creative energies and fears too. It likewise fulfills a characteristic want to recognize what is extremely going on.

c: in the east might be the correct answer

d. the polar jet stream   lies between the polar easterlies and trade winds should be your answer