A flower shop sells the following types of flowers:
All the flowers are available in white, yellow and blue.
Kittu the Beaver wants a bunch of six flowers. She tells the florist (flower seller):
- There must be two of each of the colours yellow, white and blue.
- Flowers of the same type must not have the same colour,
- Every type of flower should only appear, at most, twice.
Which of the following bunches will Kittu be happy with?