Why do we need to shutdown our computer unit before we clean and disassemble?

How can you repin an image on your pinterest pin board a. click on the "repin" button b. click on the "add pin" button c. click on the "upload a pin" button d. click on the "save pin" button.

Idon’t understand the double8 coding problem. it is java

What is the ooh? a. omaha occupation handbook b. online occupational c. occupations online d. occupational outlook handbook select the best answer from the choices provided