as a new small business, jane's java is looking to implements a new point$-$of$-$sale systems. what should she look at to be included in the software? $1.$ Automatic backups to ensure uninterrupted access to the data in the event of a disaster. $2.$ Access to the system only on the provided tablet at the cash register. $3.$ a batch system that updates the database weekly. $4.$ Two$-$factor authentication so that when a new cashier logs into the system, the authentication goes to one phone in the back office to allow them to get into the system