A．She isn’t sure that the author’s ideas would work.B．The author isn’t an expert in economics.C．She has a better theory about the economy.D．The author spends too much time arguing about details.
A．She isn’t sure that the author’s ideas would work.
B．The author isn’t an expert in economics.
C．She has a better theory about the economy.
D．The author spends too much time arguing about details.