Karen doesn't like driving to the local bank branch but doesn't think that it is secure to do financial transactions on her phone what is the best banking option for her?
A. she should use online banking services and never go to her local bank branch.
B. she should use online banking and only use her local bank when necessary.
C. she should use mobile banking to avoid the security risks of online banking.
D. she should use traditional banking for everyday transactions and questions.