i would say with friends because with friends you are more emotionally attatched and wanting to beat them. Plus there is some fun involved and when you are with someone you know rather than strangers you feel more confident because you know some of their weaknesses and some strengths. Therefore you would be able to have more of an advantage in a race with friends rather then an event farther away.
It developed in the byzantine empire, centered at Constantinople and in various areas that came under its influence
Answer:
The most important concept to remember is that you are responsible for your own safety and the safety of others. Most safety practices are common sense. Unfortunately, they can be forgotten or overlooked unless you make safe practices a habit or an instinct.
Polyphonic music uses two or more independent melodies and monophonic music uses one melody.