Computer programs have been designed that can recognize matching human faces with the same accuracy as a human being, but the computer loses its efficiency at this process when

a. the faces are viewed from an angle.
b. the faces are of children or the elderly.
c. animal faces are substituted for human faces.
d. the faces of people with scars or deformities

Read these lines from beowulf.often scyld scefing seized mead-benches from enemytroops, from many a clan, he terrified warriors, even thoughfirst he was found a waif, best explains why the author includes this information in theexposition? a. to emphasize that a hero must learn to be fierceb. to remember the famous story of a popular heroc. to express sadness about losing the old heroesd. to see whether people still respect the old heroes