For each variable in the data set, describe what the variable represents in reality (categorical or quantitative), as well as its variable type in R (using the str command). The first one has been filled in for you.

d. use a mixture of external and internal links

explanation:

to change your username, you must:

1) make sure what the username you want to change to is allowed in this community

2) contact a administrator (for example, jaysl)

3) through pm, tell the admin what you want to change to

4) if the username is allowed, it will be changed in a matter of seconds (minutes at most)

~

the answer is gallery.

answer; certification; plz check first, i believe this is correct. good luck;