The answer for your question is d:)
The sentence - The children were given a doll's house by Mrs. Hay - is written in the passive voice. The correct answer is B.
The active voice would be - Mrs. Hay gave the children a doll's house.
D - it's eyes are the 'fearful symmetry' of the tiger
William Blake is refering to the tigers eyes 'burning bright' in the forests of the night - seeing the two glowing eyes in the woods.
The author used imagery in this excerpt!