Animals conduct certain behaviors is mating. some practice in which one male breeds with only one female and others practice ,in which one male breeds with multiple females.

monogamy; polyandry
polygyny; monogamy
monogamy; polygyny

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point