試題詳解

49. The author implies that there is a concern if customers with limited incomes buy organic food products rather than regular food products because ____.
(A) organic food products can be more expensive but they often no better than regular food products.
(B) many organic food products are less nutritious than regular food products.
(C) regular food products are more common than organic food products.
(D) most farmers will switch to organic farming from conventional farming.