The spread of ATMs and the increased use of debit cards​ money. Everything else remaining the​ same, the nominal interest rate​ .

increase the demand​ for; falls

Explanation:

ATMs means automated teller machine. They increase the ease through which a bank account holder can assess her funds. ATMs can be used to :

With the proliferation of ATMs and the increased use of debit cards​, there has been an increase in the demand for money. This has led to a fall in nominal interest rate

The demand for money (the decision to hold money) is inversely related to interest rate. If the demand for money increases, it means that less bonds are been held. As a result, there would be a fall in the interest rates.