Alex wrote a science fiction story about half-living, half-robot creatures in another galaxy. He wanted to copyright the creature idea for later sequels but
was denied. What element was missing?

well you could find somebody who doesn't want theirs and ask for it or possibly trick a dealer into giving it to you for free.

solution:

bookmark is a word, symbol, image, or other object that links you to another element in another location.

bookmark is a saved shortcut that directs your browser to a specific webpage. it stores the title, url, and favicon of the corresponding page. saving bookmarks allows you to easily access your favorite locations on the web.

it works in all modern web browsers include bookmark features. bookmarks are called favorites or internet shortcuts in internet explorer, and by virtue of that browser's large market share, these terms have been synonymous with bookmark since the first browser war.