Portable Network Graphics. Portable Network Graphics (PNG /ËpÉªÅ/) is a raster graphics file format that supports lossless data compression. PNG was created as an improved, non-patented replacement for Graphics Interchange Format (GIF), and is the most widely used lossless image compression format on the Internet.
The slavery in the United States was a paradox because it contradicted the American ideal of freedom C. Slavery is one the black chapters in mankind history. It shows barbarian, immorality and misunderstanding.
A) that slavery was immoral. B) in the principle of equal rewards. C) that blacks were genetically inferior to whites. D) that there were no differences among human beings. E) that all people are created equal at birth, but become unequal over time.