Well Carl Linnaeus was the guy who classified the different species of organisms into categories and gave them a Latin name for the Genus and Species. So I would say classification of organisms.
<span>Monetary payment made by one ex-spouse to the other after a divorce is known as alimony.
</span>It is a legal obligation for financial support one spouse has to provide <span> to the other during and/or after a legal separation.
</span>Alimony is awarded by the court.
<span>The purpose of the alimony is to limit any unfair economic effects of a divorce.</span>
Answer:
it is b because they were always trading in things.