Based on the premise "seven to ten minutes and then you can make chocolate or you can take it off and when it cools a little you put um really good vanilla favoring in it and some butter and that makes French vanilla um custard", can we conclude the hypothesis "Vanilla flavoring always makes chocolate stuff taste better." is true (see options)?

Options are:
 a). yes;
 b). it is not possible to tell;
 c). no;
b).