U1: 59: 31
some species form social groups only with members of the same gender. for example, elephants form groups with only
females and their offspring. once the male offspring reach a certain age, they leave the group and become solitary.
which is a benefit of this type of social group structure?
females do not have to compete for a mate.
male offspring can belong to more than one social group
adult males can mate with females in several different social groups.
females are the only ones responsible for taking care of the offspring

pinterest: xxxsociety (if anyone sees this follow me on there xd)

answer: in 1900, there were no "workplace safety laws"!

explanation: at the beginning of this century, workers in the united states faced remarkably high health and safety risks on the job.

a century ago in 1900 about three hundred out of every one hundred thousand miners were killed on the job each year.

[industria] developments occurred within a legal and regulatory climate that diminished employer’s interest in safety. as a result, americans developed production methods that were both highly productive and often very dangerous.

what are the reasons