Answer:
Well based on the fact that the very first patented rock crushing machine was made in the year 1830, and the first successful, Eli Whitney Blake's, was in 1858, I'd say the development process was around 30 years.
The correct answer will be b
Answer: C. the carving of huge stone head sculptures
Explanation:
<u>The carving of huge colossal heads is attributed to the Olmecs</u>, a civilization of ancient Mesoamerica that was the predecessor of the Mayas, Incas and Aztecs.
It should be noted that these sculptures had mostly features that did not match the Amerindian features of the inhabitants of those lands at that time, which still represents a mystery to be solved.
Therefore, the correct option is C.
Answer:
Law. a person, especially a minor, who has been legally placed under the care of a guardian or a court. the state of being under the care or control of a legal guardian. guardianship over a minor or some other person legally incapable of managing his or her own affairs.
Explanation: