
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 the ellipse $\frac{x^{2}}{4}+y^{2}=1$ with foci $F_1$ and $F_2$, and a point $M$ on the ellipse such that $\overrightarrow{MF_{1}} \cdot \overrightarrow{MF_{2}} = 0$, determine the distance from point $M$ to the $y$-axis.
A) $\frac{2\sqrt{3}}{3}$
B) $\frac{2\sqrt{6}}{3}$
C) $\frac{\sqrt{3}}{3}$
D) $\sqrt{3}$

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