
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
Calculate how many toothpicks are needed to construct a large equilateral triangle if the base row of the triangle consists of $10$ small equilateral triangles, and the triangle includes one additional row of isosceles triangles at the bottom which uses $9$ more toothpicks than the last equilateral row.
A) 100
B) 105
C) 110
D) 115

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