
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
A rectangle $EFGH$ has a length of 5 units and a width of 3 units. Calculate the area and the perimeter of the rectangle.
- **A)** Area: 15, Perimeter: 16
- **B)** Area: 12, Perimeter: 14
- **C)** Area: 10, Perimeter: 18
- **D)** Area: 20, Perimeter: 22
- **E)** Area: 18, Perimeter: 20

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