
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
Triangle $ABC$ has sides of lengths $7$, $8$, and $9$, and vertices $A$, $B$, and $C$ respectively on the positive $x$-axis, the positive $y$-axis, and the positive $z$-axis, forming a right-angle trihedron at the origin $O$. Determine the volume of the tetrahedron $OABC$.
A) $4\sqrt{49}$
B) $7\sqrt{17}$
C) $8\sqrt{11}$  (Correct)
D) $9\sqrt{23}$

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