2. In paragraph 7, what does the phrase "keeping their ears half open" mean? A The astronauts are immersed in their own routines and are not curious to hear what is
happening at mission control.
B The connection to mission control is not very clear and the astronauts must pay extra close
attention in order to hear what is being said.
C The astronauts are so used to nothing out of the ordinary occurring that they do not give the
conversations with mission control much attention.
D The information shared by mission control is never informative and the astronauts do not
give it much credit.