Which statement best decribes Earth's oceans Its science

Hey i m confused bw c and d. but i think u can go for c

What program is this in?

There would be an arrow and page design

As computers and other digital devices have become essential to business and commerce, they have also increasingly become a target for attacks. in order for a company or an individual to use a computing device with confidence, they must first be assured that the device is not compromised in any way and that all communications will be secure