I would say false as you can't tell what a person is by a recording
Probably A (?) Because the chef is using more than required, meaning it'll cost more to make.
Answer: Self-Efficacy
Explanation: Self Efficiency is your belief of your capabilty to get a valued goal. Self efficiency is believing in your ability in a various situation,your ability either to succeed or believing you will fail. Our belief in our ability in either to fail or succeed,affects the way we think and how we act.