D. (chart elemments) - correct answer
A) hotspot
Bluetooth is for short distance and pan is Personal area networks (PANs) connect an individual's personal devices
Cleaning up a system helps clear up the space on the drives. It may also clear up processor usage, ram usage if you uninstall programs that automatically started when the system booted. You may also delete some unwanted programs in the process.
A scholarship of any kind will work because the college pays u money and a loan will take forever to pay back and u might be in debt for a long time
A float data type can hold a decimal number.