Answer:
1930s
Modern biodiesel fuel, which is made by converting vegetable oils into compounds called fatty acid methyl esters, has its roots in research conducted in the 1930s in Belgium, but today's biodiesel industry was not established in Europe until the late 1980s.
Explanation:
Answer:
I think it’s C Empirical & Measurable Evidence
Explanation:
...
Trace fossils represent things that were alive, it could be footprints, or bones.
I think this option fits best:
"<span>Evidence that animals were at some time in the area."</span>
Caspian sea
Explanation:
The Caspian sea is actually a very large lake. It is called an endoheric lake in that it does not flow outwards.
- The Caspian sea is completely surrounded by land in all sides
- It is located in Asia and bordered by Iran, Kazakhstan and Azerbaijan.
- It is an inland, saline lake.
- It is the world's largest inland body of water.
learn more:
Caspian sea brainly.com/question/9557333
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