No one was connected to other
To see Mercury with your naked eye is only possible when it is at its greatest "elongation" or basically when the angle of separation between the Sun or Mercury is at it's greatest value, however it is not always a promised success of viewing Mercury. It also depends on the phase of the plant to determine how bright it is!
Void means that something has no legal force. In other words is is not able to be used. For example, a void check. With a void check you cannot legal take money.
Answer
C. Had a large base of support
edge
I would say A because the first sentence is comparing the two sports while the second sentence is contrasting the two sports. Hope this helps!