According to roman mythology, how was rome founded? what was the real story?

Based on the Roman Myth,Rome started when the Aeneas, a Trojan prince had sailed towards Italy as they were able to escape from the hands of the Greek warriors. Aeneas and the rest have travelled all over Europe and thus ended up marrying   a princess from Lavinium. Because of this, Trojans were given the right to stay and mingle in Rome. His son  Ascanius, had found the land of Alba and there they meet Rhea Silvia, a virgin priestess who had studied the works of Romulus.  

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i think the answer is a