A. Create the virtual machine with an image or script that provides the necessary rolesB. Set up a service account with the correct privileges and create the instance template of the virtual machine with this service accountC. Write all the proper and needed credentials in the codeD. Create a procedure in App Engine and translate the script in code in order to load the data
Correct Answer BA and C are wrong for security reasons. You are never advised to expose security information in clear text.D is wrong because there is no need to code in programming language and, in any case, this not solve out issue.