what is one economic change related to smartphones?\no the use of electronic pay\no the use of tellers in…

what is one economic change related to smartphones?\no the use of electronic pay\no the use of tellers in banks\no a decrease in automation\no an increase in automation
Answer
Answer:
A. the use of electronic pay
Brief Explanations:
Smartphones enable electronic - pay apps, a key economic change. Other options are less related to smartphones' economic impact.