Answer:
30
Explanation:
Silicon Valley is home to many of the world's largest high-tech corporations, including the headquarters of more than 30 businesses
T,F,T,T,F,T,F,F,T
1) sedimentary
2)molds/casts
3)amber
4)fossils
5)arthropods
6)hard
7)rock
mark brainliest plz
plains form as ice and water erodes, or wears away, the dirt and rock on higher land.
C
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