what can be done to make the file hidden from the default output of the ls command?

When creating a new file, what can be done to make the file hidden from the default output of the
ls command?

A.
Hide the file with a name commented out with a hash sign like #foobar.txt.

B.
Hide the file with a name beginning with a period like .foobar.txt.

C.
Hide the file with chvis +h filename.

D.
Hide the file with chmod a+h filename.

E.
Hide the file with hide filename.