【单选题】

To be very important practically—the share, both proportionate and absolute of command over the country’ s productive resources held by the poor may be increased, and yet, if the process by which they acquire this greater share involves an increase in the cost of things that play a large part in their own consumption, they may not really gain.

Chose one of the following which has the closest meaning to the above sentence.
A．If the relative price is proportionate to the control over the supply which is in favor of the poor.
B．Products which are unaffordable are of no use, and therefore, more control over the supply needs to be exerciseD、
C．Products which are unaffordable are of no use, and therefore, more control over the supply needs to be exercised so that the poor are profiteD、
D．If the price of the items the poor use is too high, they cannot afford them and so there needs to be more control over the supply which is in favor of the poor.