Which of following is not true about a voucher? a. It is sequentially numbered document authorizing a cash payment. b. It is an internal control over cash payments. c. It is similar to a bank...

Which of following is not true about a voucher?

a. It is sequentially numbered document authorizing a cash payment.

b. It is an internal control over cash payments.

c. It is similar to a bank guarantee.

d. All expenditures must be approved before payment.