discreet- careful and circumspect in one's speech or actions, especially in order to avoid causing offense or to gain an advantage.
"we made some discreet inquiries"
Answer:
A. Semi-colon
Explanation:
An independent clause can connect to another independent clause through the use of a semi-colon.
When you see the light you usually don’t say anything about it because it does
what sentence? nothing is attached. Id be glad to help if you gave me more.