Very easy question solve this cast

Cole's smart phone is two years old and he would like to have a new one. this time, he wants to make sure that it has a longer battery charge and better geographic coverage since he is traveling three days a week for his new job. cole is most likely to use for this purchase

Greg goes to a high school and observes the way students talk to each other. he makes notes on the words used, the atmosphere of the school and the way the students present themselves to each other. this is an example of a( research method.

Alimitation on the president’s power to appoint ambassadors is that