Хело! нужна помощь с оптической иллюзией. Модуль (Module) 3d № 1. ГДЗ Английский язык Spotlight 9 класс Ваулина.

Look at the optical illusions and answer the questions. Check with your partner. Did you both see everything in the same way?
1       How many faces can you see in picture A?
2       How many dogs are in picture B - 2, 3 or 4?
3       What do you see in picture C - an elderly couple, a vase or two people: one playing the guitar and the other listening?
4        Why do we not always see things as they really are? Read the text to check.