A box contains 5 white balls and 3 red balls. Two balls are withdrawn from the box randomly, one after another (without replacement). The probability that the two balls withdrawn are of different colour is
A. $$\frac{{15}}{{64}}$$
B. $$\frac{{25}}{{64}}$$
C. $$\frac{{25}}{{56}}$$
D. $$\frac{{30}}{{56}}$$
Answer: Option D
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