Yes, I really need my question answered I’m sorry.
Answer: Ecological footprint
Explanation:
Ecological footprint simply refers to the ways in which the effect of human activities are measured in terms of the area of biologically productive land and water required to produce the goods consumed and to incorporate the wastes generated. In ecological footprint, there available productive land and water needed to supply the people in a particular country or area with an endless supply of renewable resources and to absorb and recycle the wastes and pollution produced by such resource use.
Fossils can provide the time a species existed through carbon-14 dating, and can also show structures within the species that are similar to other organisms on earth today or other organisms before/slightly after that fossils existence.
D can be eliminated because the temperatures where changed in 3 ways, not two.
A is true, but doesn't apply to the actual experiment "design"
B we don't know for sure, it just looks like a cup/glass.
Best answer for you: C
C is true- it was tested with a single independent variable (one that does not change) on multiple trials (the different temperatures)
