______ are essentially involved to a cheque.

A. Hyperinflation is just a passing phase in the economic development.
B. People could benefit a lot from hyperinflation.
C. Hyperinflation is used by a government to raise taxes.
D. Hyperinflation may cause the downfall of a government.

A. When actual suppliers and ultimate buyers deal through a middleman.
B. When buyers and sellers agree to make settlement by means of letters of credit.
C. When buyers don’t agree to make payment on collection basis.
D. When sellers insists on a documentary credit.