Changes to Internet protocols happen.. A. On all abstraction layers at the same time, every time.
B. On each abstraction layer as needed, some levels may change and others may not.
C. On each abstraction layer as scheduled by the government.
D. On all abstraction layers in sequence from low-level to high-level, every time.

Aisha has finished working on a word processing document that contains 15 pages. she has added some special elements in the first three pages, page 9 and 10, and page 15 from the document. she wants to print only these pages to see how they look. which option is the correct way to represent (in the print dialog box) the pages that aisha wants to print?

What is estimated time of arrival (eta)? a device that measures the acceleration (the rate of change of velocity) of an item and is used to track truck speeds or taxi cab speeds a gps technology adventure game that posts the longitude and latitude location for an item on the internet for users to find a north/south measurement of position the time of day of an expected arrival at a certain destination and is typically used for navigation applications

According to the video what are some tasks petroleum engineers perform check all that apply