First Canadian Bank has the following internal controls over cash. Identify the key element of internal control that is applicable to each of the following:

1. All incoming electronic fund transfers are recorded by the banks treasury department. Any repayments to customer loans are handled by the loans administration department. 2. The bank conducts security clearance checks on all employees. 3. Disbursement on loans is documented by a loans officer as per the approved loan agreements, authorized by a supervisor and executed by the branch manager. These authorizations are evidenced by signatures on loan documents. 4. All loans initiated are documented by underwriters, approved by the credit officer and authorized by the branch manager. 5. Each teller uses a different terminal and is assigned a unique password for accessed to the banking system. 6. At the end his or her shift, the bank teller ensures that all cheques, cash deposits, and withdrawals are reconciled to cash in the register which is signed off by a senior teller. 7. At the end of each day all cash is secured in bank vault. Access to the vault could only be gained by individual iris scan using a specialized camera. 8. Customers have access to their accounts electronically using unique id and password. Customers are requested to answer predetermined security questions if the account is accessed from a different computer. 9. The bank system electronically monitors unusual activity in customer accounts.