I think it's axial precession \
Hope it helps!
D is not a requirement as good fuel can be in liquid as well as gaseous in nature
Explanation:
Groundwater is the freshwater present below the earth's surface. It originates from the rain, ice, melting snow.
Some anthropogenic sources of groundwater pollution are
Groundwater pollution has more problems than surface water pollution because groundwater is mostly hidden and it is very difficult to view, manage and monitor.
Groundwater holds its contamination and pollutants that cause pollution whereas surface water rinses their contamination and pollutants.
It’s going to be on this one C
Answer:
where's your data? tho, i think we're answering the samee thingggg. here's mineee