Hospitals that use electronic patient files use waves to transmit information digitally. Some waves can deliver complex, coded patterns that must be decoded at the receiving end. By using this property of waves, which question are these hospitals MOST LIKELY trying to address?
a) How can information be shared quickly?
b) How can information be shared securely?
c) How can information be stored for a lengthy period?
d) How can information be stored in a computer memory?