A very large gardening business grows rose bushes for sale to garden stores around the world The most popular colors are red, pink, and white.

The business decides on 50% red roses, 30% pink, and 20% white. A gardener orders 10 rose bushes selected randomly from a huge field. Her primary interest is in pink roses.

Assuming rose bushes are selected independently, we can use the binomial distribution for calculations. The probability of getting at least 3 pink rose bushes is:

(a) 0.5.
(b) 0.617.
(c) 0.348.
(d) 0.259.