Answer:
The answer is d.
Explanation:
The increase in greenhouse gases can cause climate change and an increase in the global temperature.
Answer: C
Explanation: Relative dating is used to determine a fossils approximate age by comparing it to similar rocks and fossils of known ages.
Answer:
vibrating vocal cords, stomping feet, gargling, whistling, cracking your knuckles
The salinity is the concentration of salt in a given liquid. So the answer is 'the water has a salt concentration of 35 parts per thousand'.