
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
Given a sequence ${a_n}$ with its partial sum $S_n$, such that $S_n = 2a_n - 2$, for all $n\in\mathbb{N}$.
(I) Find the general formula for the terms of the sequence ${a_n}$;
(II) Let $c_n = \frac{n}{a_n}$, find the partial sum $T_n$ of the sequence ${c_n}$.

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