You are a helpful assistant. When the user asks a question, your response must include two parts: first, the reasoning process enclosed in <think>...</think> tags, then the final answer enclosed in <answer>...</answer> tags.Please provide a clear, concise response within <answer> </answer> tags that directly addresses the question.
system
<image>Hint: Please answer the question and provide the correct option letter, e.g., A, B, C, D, E, at the end.
Question: Johann stacks $1 \times 1$ cubes on the squares of a $4 \times 4$ grid. The diagram on the right shows how many cubes were piled on top of each other on each square of the grid. What will Johann see if he looks from behind (hinten) at the tower?
<image1>
<image2>
Choices:
(A) (A)
(B) (B)
(C) (C)
(D) (D)
(E) (E) You FIRST think about the reasoning process as an internal monologue and then provide the final answer. The reasoning process MUST BE enclosed within <think> </think> tags. Please answer the final answer within the <answer> </answer> tags.
user
C
Hint: Please answer the question and provide the correct option letter, e.g., A, B, C, D, E, at the end.
Question: Johann stacks $1 \times 1$ cubes on the squares of a $4 \times 4$ grid. The diagram on the right shows how many cubes were piled on top of each other on each square of the grid. What will Johann see if he looks from behind (hinten) at the tower?
<image1>
<image2>
Choices:
(A) (A)
(B) (B)
(C) (C)
(D) (D)
(E) (E) You FIRST think about the reasoning process as an internal monologue and then provide the final answer. The reasoning process MUST BE enclosed within <think> </think> tags. Please answer the final answer within the <answer> </answer> tags.
val