Boeing's new 787 Dreamliner:

a. is assembled in Washington, D. C.

b. uses engines from Japan

c. has its fuselage sections built in Australia

d. has increased efficiency from new engine technology

e. results from a partnership of about a dozen companie

The correct answer is letter "D": has increased efficiency from new engine technology.

Explanation:

American aircraft maker Boeing Commercial Airplanes introduced in 2009 the Boeing 787 under the name of "Dreamliner". The new plane has capacity for around 350 passengers. The Boeing 787 advantage relies on the three engines that move the airplane developed by General Electric and Rolls-Royce. Those engines are fuel-efficient, reducing consumption and having an irrelevant impact on the environment.