I think that it would be protection. If he wears a helmet and watches out for traffic, there is a lower risk of him being run over or hurting himself badly when he falls of his bike. If he is mindful of pedestrians and uses hand signals, there is less of a chance that he will hit a pedestrian which could result in one or both of them getting hurt.
As far as I know, it means 'combined'.
Answer:
<u>Translated from Spanish language:</u>
"New York is above Los Angeles. The pens are on the desk. The cafeteria is next to the student residence. Mexico is on the left of the United States. The passengers are under the bus."
I’m sorry i’m not quite sure about what you mean. Would you mind explaining the question again?
