Please choose the correct ending to complete the given sentence: Finance and Business: [header] How to develop a product [title] Identify a consumer need. [step] The difference between failed products and hot-sellers is need. As an aspiring entrepreneur and innovator, your goal is to create something that people don't even know they need.

Ending1: In fact, many successful, highly-rated first selling companies attempt the same. These " luxury " components of the product can draw the consumer in or entice them to purchase it outright. Ending2: Start with who you are and what you believe in. Because in the eyes of this world, like any entrepreneur, you should have passion and focus on what you hope to accomplish rather than your needs. Ending3: What's missing from the marketplace? What do people want? [substeps] There's no easy way to answer this question, or we'd all be millionaires. Keep an idea notebook with you at all times, and try to keep track of times when you're frustrated with something small and inspiration strikes. Ending4: In order to succeed, your product needs to be something that will satisfy them and stimulate their interest in it. This concept is why many charities offer spousal help to current, successful entrepreneurs.

Answer format: ending1/ending2/ending3/ending4