I think it is this
Pope Leo III crowned the Frankish king, Charlemagne, Emperor of the Romans on Christmas Day, 800 in St. Peter's Basilica in Rome, making him the most powerful ruler of his time. ... 747 - 814) set out for Rome. The pope had summoned him, because he could no longer fend off his enemies in the city.
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Answer:
D: all of these
Explanation:
all of the given answers can influence personality and social behaviour
the answer is mentally ill their answers and response would not be binding.
Because it has grown so vast that it was no longer feasible to govern all the provinces from the seat of Rome.
Answer:
C :natural gas
Explanation:
Natural gas is a mixture of gases which are rich in hydrocarbons. All these gases (methane, nitrogen, carbon dioxide etc) are naturally found in atmosphere. Natural gas reserves are deep inside the earth near other solid & liquid hydrocarbons beds like coal and crude oil. Also it's an item for natural resource.