What is formula ? Write the steps to enter a formula. computer

Which email writing etiquette should ariel follow to let people know that she received their message? a. reply to their messages immediately b. use formal language c. specify the email's intent in the subject field d. be direct when writing the reply

Rom also called main memory or system memoryis used to stor the essential parts of the operating while the computer is running / true or false

What is workflow? how do you create your own workflow?