The correct answer is going to be C. A Behavior Trait Of All Humans And Animals.
They learned to plant crops. What were the most well known structures in Mayan cities?
Pope Leo III<span>. </span>Pope<span> Saint </span>Leo III<span> (Latin: </span>Leo; fl. 12 June 816) was Pope<span> from 26 December 795 to his death in 816. Protected by </span>Charlemagne<span> from his enemies in Rome, he subsequently strengthened </span>Charlemagne's<span> position by crowning him Holy Roman Emperor and "Augustus of the Romans".</span>
If you are asking for the age of how old until you can do a hazardous job, i'm pretty sure the answer is 18 years old. You have to be 18 in order to do a hazardous job. If you are under that age, you cannot. But i have heard that you can do a job that is not hazardous at the age of 16 or 17. I hope this helped :)
The answer is Psychological Processes.
To complete the sentence (second):
This led him to suspect that these symptoms resulted from psychological processes.
Quick information:
Psychological processes are used during acquisition. The most basic psychological processes are sensation, perception, attention, learning, and memory.