Explanation:

- Listening plays a crucial role in business transactions. It helps in gathering accurate information.

- Clarity in understanding requires a positive attitude towards both the speaker and context.

- One must focus attentively on what is being said, then analyze it according to the situation.

Options for Blank 4:

1. Neglect - Means to disregard or ignore, which is opposite to what is needed in this context.

2. Concentrate - Means to focus intensely, which is essential for understanding and evaluating spoken content.

3. Distract - Means to divert attention away, which doesn't fit the requirement of attentive listening.

4. Disperse - Means to scatter, which is irrelevant in the context of listening attentively.