For each situation, select the control activity that was violated

The office manager who has signing authority for expenditures was sick. Her administrative assistant approved $50 for coffee supplies.
All company staff are given the same password that allows them to access all the company records.
The company's accounts receivable clerk has not taken a vacation or a day off work for over 10 years. values available:- segregation of duties establishment of responsibility human resourse control independent checks of performance documentation procedures physical and it control