Above is a utility matrix which contain customer preferences (in a scale between 1 - 5) for 5 food items provided by XYZ restaurant. This information is collected via an online survey which the restaurant had conducted for some of their random customers.

Restaurant is further interested in developing a recommender system to promote their food products to relevant and interested customers, in near future. Restaurant`s IT officer is interested in implementing Jacquard Coefficient to achieve this requirement.

As a guidance provided to the IT officer, elaborate, what is the decision provided by Jacquard Coefficient, if it`s implemented for the customer preferences of Sam, Peter and Andrew?