Which form of learning—classical conditioning, instrumental conditioning, observational learning, or cognitive learning—

best explains the following consumption behaviors:

(a) buying a four-pack Lucozade,

(b) preferring to buy lipstick at a Sephora store,

(c) buying a superbike for the first time,

(d) buying a new house, and

(e) switching from one telephone company provider to another? Explain your choices.