Which of the following would be considered an intentional business tort?

Disparaging a restaurant by falsely blaming it for an E$-$Coli outbreak to get its customers to come to your restaurant instead.

Intentionally interfering with an employment contract of a key executive by hiring that person when you know the executive has a contract with another corporation.

When your marketing company finds out about a rival trying to get a lucrative advertising contract, you make a better offer to the advertising company and get the contract.

A and $b.$

$A,b$ and $c.$