4 A programmer has written a routine to store the name, email address and password of a contributor to a website's discussion group. (a) The programmer has chosen to verify the name, email address and...

I need only correct answers of both subparts. If you don't know the answer than don't attempt forward to others okk. I'll give Upvote for correct answer and downvotes for incorrect so if you are not sure for this forward to others. I need unique answer don't just copy and paste.

Extracted text: 4 A programmer has written a routine to store the name, email address and password of a contributor to a website's discussion group. (a) The programmer has chosen to verify the name, email address and password. Explain why verification was chosen and describe how the programmer would verify this data. (b) The programmer has also decided to validate the email address and the password. Describe validation checks that could be used. Email address.. Password