
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
Consider the ellipse \[4(x+2)^2 + 16y^2 = 64.\]
Let \(C\) be one of the endpoints of its major axis, and let \(D\) be one of the endpoints of its minor axis. Find the distance \(CD.\)

Present the answer in LaTex format: \boxed{Your answer}
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