sharonnnnnnnb48341 sharonnnnnnnb48341 29-02-2024 Social Studies contestada What are the abbreviations for PAL, NTSC, and SECAM? 1) Phase Alternating Line, National Television Systems Committee, SECAM 2) Phase Alternating Line, National Television Systems Committee 3) PAL, NTSC, SECAM 4) PAL, NTSC