Identify the true statements about the cold canvass prospecting method. $($Check all that apply.$)$

Multiple select question.

It depends only on the volume of cold calls made and is based on the law of averages.

It is also known as the endless chain referral method.

It requires complete knowledge about the individual a salesperson cold$-$calls on$.$

It is typically employed by door$-$to$-$door salespeople.