
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
In an opaque bag, there are four small balls of the same material and size, each labeled with the integers $3$, $4$, $5$, and $6$ respectively.
(1) If one ball is randomly selected from the four balls, the probability that the number on the selected ball is odd is $P=$______;
(2) If one ball is randomly drawn from the four balls without replacement, and then another ball is randomly drawn, use a tree diagram or list method to find the probability that the numbers on both balls are less than $6$.

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