(A) it would be desirable to reduce the speed limit on major highways
(B) professional drivers will drive within the legal speed limit if that limit is reduced
(C) reducing the speed limit on major highways would cause some professional drivers to break the law.
(D) professional drivers are more competent drivers than are other, less experienced drivers.
(E) all drivers wish to drive within the speed limit
17. People cannot devote themselves to the study of natural processes unless they have leisure, and people have leisure when resources are plentiful, not when resources are scarce. Although some anthropologists claim that agriculture, the cultivation of crops, actually began under conditions of drought and hunger, the early societies that domesticated plants must first have discovered how the plants they cultivated reproduced themselves and grew to maturity. These complex discoveries were the result of the active study of natural processes.
The argument is structured to lead to the conclusion that