
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
There are 8 Olympic volunteers, among them volunteers A<sub>1</sub>, A<sub>2</sub>, A<sub>3</sub> are proficient in Japanese, B<sub>1</sub>, B<sub>2</sub>, B<sub>3</sub> are proficient in Russian, and C<sub>1</sub>, C<sub>2</sub> are proficient in Korean. One volunteer proficient in Japanese, Russian, and Korean is selected from them to form a group.  
(Ⅰ) Calculate the probability that A<sub>1</sub> is selected;  
(Ⅱ) Calculate the probability that neither B<sub>1</sub> nor C<sub>1</sub> is selected.

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