Compaction of soil in a garden harms plants by
A) increasing aeration, decreasing infiltration, and increasing runoff.
B) decreasing aeration, decreasing infiltration, and increasing runoff.
C) increasing aeration, increasing infiltration, and decreasing runoff.
D) decreasing aeration, increasing infiltration, and decreasing runoff.
Question 2
The most important limiting factor for most driver-commuters is
A) the distance to their job.
B) the time it takes to drive to their job.
C) the cost of transportation to get to their job.
D) the health risks associated with getting to their job.