Which one of the following statements is true for spell checkers?
a. most spell checkers flag inappropriate word usage.
b. spell checker dictionaries include proper nouns.
c. spell checker dictionaries are typically larger than conventional dictionaries.
d. a word you know to be correctly spelled may be flagged as misspelled

"dyed plant fibers have been found at dzudzuana cave in georgia, dating back to 30,000 years ago." a good paraphrase of this sentence should include: a. how the dyed plant fibers were located within the different caves. b. how old the dyed plant fibers are at dzudzuana cave in georgia. c. the types of plant fibers found in dzudzuana cave in georgia. d. the types of dyes made from plant fibers thousands of years ago.