Shaia owns a print shop that primarily designs custom t-shirts and signs. Shaia's three employees Rocio, Terrell, and Lara work are cross-trained to create designs, operate the printing machines, and handle sales transactions. Which of these is an example of external communication? Group of answer choices Lara and Shaia unpack the shirts that were just delivered. Terrell shows Rocio how to refill the ink in the new printer. Terrell takes a customer's order over the phone. Shaia trains Rocio on the shop's new point-of-sale software