
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
An organization has $40$ employees, with each brand A and brand B having $20$ computers respectively. Computers can only connect across brands (A to B), not within the same brand. Employees can communicate directly if their computers are connected or indirectly through a network of connected computers. Initially, all computers are unconnected. The technician connects one computer from each brand with a cable if they aren't already connected, aiming to ensure all employees can communicate. What is the maximum number of cables that can be installed?
A) 18
B) 19
C) 20
D) 21
E) 22

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