Identify the conclusion of the following argument:
'Heavy tractor wheel traffic causes subsurface hardpan formation. Hardpans severely impede root elongation and reduce infiltration. Therefore, farmers must practice subsoiling or adopt controlled traffic farming.'
Options:
(A) Tractor wheels are manufactured from heavy rubber compounds
(B) Subsurface hardpans impede root growth
(C) Farmers must practice subsoiling or adopt controlled traffic farming
(D) Soil infiltration is independent of tractor traffic
Answer Key:
C
Step-by-Step Solution & Explanation
The concluding clause introduced by 'Therefore' is the ultimate recommendation and conclusion of the argument.