Put a number on the skills so that you can structure your sales interview answer around this. For example:

"I think the 3 most important sales skills are ..."

Rather than referring to specific sales techniques focus on competencies and abilities that every successful salesperson needs, such as

☛ the ability to adjust your approach to different people and situations

☛ the ability to ask the right questions and listen carefully

☛ the ability to deal with disappointment and rejection

☛ the ability to stay motivated with a high energy level

☛ the ability to plan and prepare

☛ the ability to influence and persuade

☛ the ability to negotiate and reach agreement