A Question a day, Q4 (series)

Question:

Liliana has a bag of marbles. The bag contains 18 black,
15 red, 11 blue, and 8 white marbles. Liliana randomly takes
a red marble from the bag and leaves the marble on a table.
What is the probability that she will next take a red or a white
marble from the bag?

 
A. 112/2601

B. 2/17

C. 11/26

D. 22/51

E. 23/52