Clare is running a coffee stand

Clare is running a coffee stand. She has many loyal customers, and

still sees many of the same customers a few times per week. Because of Covid 19, Clare can no longer accept cash and now only lets customers pay with credit cards.
Her credit card payment service company has just increased Clare’s fee from 1% of each transaction to 2%. Clare does not pass this increase on to her customers. Which of the following aspects of Clare’s business will be most directly affected by this change in fees?

a)Price Elasticity
b)CLV
c)Total Revenue
d)Pain of Payment