Technician a says crankshafts are internally balanced using counterweights. technician b says crankshafts are externally balanced using counterweights. who is correct?

What does chunking do for your memory? a) chunking challenges your brain to encode individual letters and words. b) chunking allows an aging and forgetful man to remember what he learned in school long ago. c) chunking makes it easier for your brain to remember smaller amounts of information. d) chunking your brain remember the middle of a long list of items.