Answer:
all of the above.
Step-by-step explanation:
Your digital footprint is a sum total of the digital activity carried out by you while online. This generates a lot of data about you and is potentially permanent. Once generated it is very difficult to alter it and you are not in control of the data that has been generated. The digital footprint can be used to profile your behavior and has privacy related implications. So it is very important to be conscious of your digital footprint while working online.