A. For the south china sea! hope this helps!!
Answer:
Silicate-Oxygen tetrahedro
Explanation:
Silicate-Oxygen tetrahedro are the most abundant and basic structure of common minerals.
These are silicate minerals which formed to silicate rock forming mineral. These constitute about 90% of earth crust. Silica SiO2 consider as most common mineral on the surface of earth also known as Quartz. The the most andundant element in the earth crust is oxygen, mainly found in combine form.
Alexander spread Greek technology and ideas through his empire where people talked and visited from all areas to see what had been done.
The raidius is 3.02 please give me brainilest
