Item 36item 36millie doesn’t like waiting in line. whenever she goes to her local supermarket, she has to wait at least 20 minutes in line. so, she decides to buy all her groceries online instead. in this scenario, millie is demonstrating

Operant Conditioning

Explanation:

Operant Conditioning -

It is one of the learning method , which occurs by some punishments and rewards for a particular task or behavior , is referred to as operant conditioning.

As, from the scenario of the question,

Millie opted to get groceries from online platform , rather than offline , as it wait a lot of her time , while purchasing groceries from the supermarket.

Therefore ,

Millie demonstrates , operant conditioning.

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c) james chadwick is the answer my friend