
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
In the isosceles triangle \(ABC\), points \(K\) and \(L\) are marked on the equal sides \(AB\) and \(BC\) respectively so that \(AK = KL = LB\) and \(KB = AC\). What is the size of angle \(ABC\)?

A) \(36^\circ\)

B) \(38^\circ\)

C) \(40^\circ\)

D) \(42^\circ\)

E) \(44^\circ\)

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