Select the word that does NOT belong to the following group.

Blue, Green, Pink, Yellow

Given: Blue, Green, Pink, Yellow​

Now, we analyze given words.

Blue – Primary color.

Green – Secondary color. (made by mixing Blue and Yellow)

Pink – Not a primary or secondary color.

Yellow – Primary color.

So, Pink is not a primary or secondary color, making it the odd one out.

Thus, correct option is (d).