What are two disadvantages of working remotely online using digital systems like computers and phones?
A. Private data are susceptible to hacking and theft, and greenhouse gas emissions increase.
B. Working depends on reliable access to the internet , and work may be interrupted due to noise.
C. Greenhouse gas emissions increase , and work is not reliable due to system noise.
D. Private data are susceptible to hacking and theft , and working depends on reliable access to the internet.