what happens when two blocks, one nested inside of the other, both declare variables with the same identifier

Description: write function lastfirst() that takes one argument—a list of strings of the format "lastname, firstname" —and returns a list consisting of two lists: (a) a list of all the last names (b) a list of all the first names

Under the home tab, where can a user find options to change the bullet style of an outline? in the slides group in the font group in the paragraph group in the drawing group

What are some websites that you can read manga (ex: manga rock)