D. through customer subscriptions
A number with a decimal, Option A
You can get more points by answering questions, and completing challanges.
I hope this helps!
-LizzyIsTheQueen
The answer is embedded computer. It is a PC framework with a committed capacity inside a bigger mechanical or electrical framework, frequently with ongoing figuring constraints. It is implanted as a component of a total gadget regularly including equipment and mechanical parts. Installed frameworks control numerous gadgets in like manner utilize today.