D owed C Electric Company P3,000 representing the power bill of D for September. C Electric Company gave a collector's uniform to T although T was not its employee. T, without authority from C Electric Company, wore the uniform, got the company receipt, and collected the amount owed by D. D made the payment to D believing that the latter was an employee of C Electric Company. The payment made by D to T is

a.

Not valid because T was not authorized to receive the payment

b.

Valid if T remits the payment to C Electric Company

c.

Not valid because T is not an employee of C Electric Company

d.

Valid even if T does not remit the payment to C Electric Company