1-C. At this moment, he is struck by an unexpected sense that he has seen the same staircase before but cannot remember when and he announces his strange deja vu experience to his wife.At this moment, he is struck by an unexpected sense that he has seen the same staircase before but cannot remember when and he announces his strange deja vu experience to his wife.
2-C. A few minutes later, when he decides to go and see other exhibitions, his eyes directly catch the staircase.A few minutes later, when he decides to go and see other exhibitions, his eyes directly catch the staircase.
3-C. There is also a jungle-patterned staircase on his left, which he only sees unconsciously because his attention is on the dinosaur.There is also a jungle-patterned staircase on his left, which he only sees unconsciously because his attention is on the dinosaur.