Pessimistic remarkable sufficient hopeful which two of these words are antonyms of each other

What color does sam obtain when he mixes white with a color? sam is painting a landscape and needs to paint the sky light blue. he mixes blue and white to obtain this color. light blue is a of the color blue, which he obtains by mixing white.

Which is more effective in transmitting information about a bird brancusis bird in space or john audubons wild turkey

Which does the author mean by " nature had to kindle all the fires, for man by his own effort was unable to produce a spark