He timing of Anne McClain and Christina Koch's spacewalk is especially meaningful. Which sentence from the article provides the BEST support for the above statement?

A
If all goes according to plan, on March 29, astronauts aboard the International Space Station (ISS) are scheduled to conduct the first all-female spacewalk.
B
To add to the significance of their mission, the spacewalk will take place during Women's History Month.
C
"These spacewalks were originally scheduled to take place in the fall — they are to upgrade batteries on the space station."
D
McClain and Koch's spacewalk will be the second of three planned excursions for Expedition 59, which launches this week on — what else? — Pi Day at 3:14 p. m. Eastern time.