The answer is: <span>The </span>unit of measure concept<span> is a standard convention used in accounting, under which all transactions must be consistently recorded using the same currency.</span>
Following Certain expressions and verbs such as tener que, ir a, poder o gustar.
For impersonal commands
A) Lleva uno debajo de la ropa. -el portador
b) No ponga los documentos importantes aquí. -las bolsas
c) No traiga muchas. -las tarjetas de crédito.
d) No lleve mucha joyería cara. -el blanco fácil.