Matrix Lookup Email System
Matrix below represents a company's internet email system which links four offices. A B C D A 0 1 0 1 B 1 0 1 1 C 1 1 0 0 D 0 1 0 0 Here row label indicates the source (from) and column label indicates the destination (to). a) List the offices to which office A can send a message directly. b) List the offices th