Taco Bell fast-food restaurant does not chop the lettuce and tomatoes and grate the cheese used to make its menu items, but hires someone outside the restaurant to perform these tasks. By _____ these tasks, Taco Bell can keep its overhead low and concentrate its resources on taking customer orders and assembling food.
A. outsondling.
B. unbundling.
C. remarketing.
D. demarketing.
E. insourcing.