Respuesta :

The correct option is: Option (D) 7

Explanation:
These type of questions can easily be solved using the Venn diagram. Below is the image attached that shows the Venn diagram and the solution. 
Ver imagen IsrarAwan
THere are seven patrons that dont like any of these coffee drinks

so the answer for your question is D.7

I hope I can show the solution but I cant post the picture right now :(

Hope  Ihelped