​Study the vocabulary box and complete the paragraph with the correct word.

​collectively shared or done by a group of people

condone to allow (something that may be considered wrong) to continue crash to go down very suddenly and quickly

disrupt to cause (something) to be unable to continue in the normal way pride a group of lions

revenue stream a flow of money that is made by or paid to a business or an organization

​WHILE YOU WATCH

Watch the TED Talk. Select the main idea.​