Which would be an example of $$sweet$-$hearting$?$

Binkey, a stockperson, allowing his non$-$employee girlfriend to visit him in the stockroom.

Ratburn scanning into the POS system only one book for his mother, but placing two books in her bag.

Nigel, a sales associate, failing to clock out when he takes his lunch break.

Sue$-$Ellen, a sales associate, slipping a notebook into her handbag at the end of the shift.