单选题 What would help customers know better about your business when doing business with them?
Inviting them to kinds of exhibitions related.
Showing them the price list of your products.
Asking them to find out the subtle differences between you and the competitors.
Giving them a catalogue of all the products or services your business provides.
单选题 The author states that
looking good does not give you an advantage.
nervousness can put people off.
interviewers mistake aggressiveness for assertiveness.
smiling and eye contact are important.