Answer:
K1 ⊕ K2 = 9
Explanation:
Since 5 ⊕ K = 12, K must be 5 ⊕ 12 = 9.
But there are supposedly two encryptionkeys, we cannot know their individual value, only that K1 ⊕ K2 = 9.
That makes this a bit weird question.
When the color is mostly on the pic, it means it is dominating the picture.