Please help!!!
Select the letter of the correct answer.
Suppose you were writing a summary the Article. Which of these would be most important to
put in the summary?

A. NASA and SpaceX plan to work together to establish a moon base for scientific
research.
B. A flight in a "space plane" has stars and the super-rich lining up for the chance to go
into orbit.
C. A Japanese billionaire has already paid to be one of the first passengers to fly around
the moon
D. Partnerships between space agencies and private companies have made space
tourism possible.