Ecology<span> is the scientific study of interactions of organisms with one another and with the physical and chemical environment. It matters because you need to study organisms.</span>
The MPPC also known as the Edison Trust was a shortlived company. It got rid of the outright sales of films to distributors, replacing it with instead rentals. That would make it more about quality more than prints.
I think its Alexander The Great, hope it helps
<span>Prior to Julius Caesar, tax collection was tendered to private tax collectors who practiced tax farming. They lined their pockets through extortion. Caesar restored an older system of getting the cities to collect the taxes themselves. Augustus, instead created a paid professional tax-collecting imperial bureaucracy under his direct control. This decreased corruption in tax collecting. </span>