Technician a says that you must use the oem factory scan tool to flash the electronically erasable programmable only memory (eeprom) on an engine control module (ecm) or powertrain control module (pcm), along with the j2534 tool. technician b says that reprogramming a pcm using the j2534 system requires access to the internet. who is correct?

What are the five categories of my plate

Alex is the head photographer for the yearbook and the newspaper. she has a large staff of assistant photographers because they need to take pictures at all of the school events. she knows that some of her photographers have better cameras and can take action shots at sporting events, and that some of them are good at taking candid pictures in the hallways. she sets firm deadlines so she has enough time to look through all of the shots and choose the best ones. she gives her photographers constructive feedback to them improve their pictures. respectful enforcer warlord doormat peacemaker

What does the first stage of a multistage rocket do?