Question: How many reachable objects can you see in this code? Answer 1 Question 1 How many active object reference can you see in this code?

How many "reachable objects" can you see in this code?
Answer 1 Question 1
How many "active object reference" can you see in this code?
Answer 2 Question 1
How many "null reference" can you see in this code?
Answer 3 Question 1
How many "unreachable objects" can you see in this code, which will be subject to garbage collection?

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