The elements of a system must have an established arrangement

The new felt-tip pens, multiple-cartridge pens, and quills offered by Ruben Delgado are examples of ________

A) product line filling B) multibranding C) megabranding D) product line inconsistencies E) co-branding

Thank-you notes should be:

A) In pen B) Brief C) Handwritten on a note card D) All of the above