Answer:
<em><u>B) the Philippine American war</u></em>
Philippine-American War was not related to any of the causes of WW1
Hope this helped :)
Answer:
D. The rock was once in a marine environment.
Explanation:
The question says when MARINE organisms are present in a rock, meaning it was in a marine environment. Most fossils are found on land, but scientists can easily figure out of it was originally from land or marine based.
One result of the Chinese not modernizing was they lost the "Sino - Japanese"