Question

Which of the following methods of improving air quality does not require advanced technology?
a.
exhaust scrubbing
b.
conservation
c.
using renewable energy sources
d.
driving fuel-efficient cars


Please select the best answer from the choices provided

A
B
C
D

Answer 1

B

Conservation (reducing energy use and waste) is mainly a behavioral/low-tech approach, unlike exhaust scrubbing, renewables, or fuel-efficient cars which require advanced technology.