Why Everett Ruess is a mystery

One of Utah’s greatest mysteries is the sudden disappearance of a young adventurer named Everett Ruess.

Explanation:

In the 1930’s, Ruess left his home and family after graduating high school to wander alone through the American Southwest. Everett was an explorer, poet, artist, and inspiration who was captivated by the daunting beauty and fury of deserts. He spent many years wandering alone through southern Utah with his two burros, entranced by the looming red rocks and lonely rolling sands. In 1934, at the age of 20, he disappeared into one of Utah’s most desolate places, and his fate remains a mystery.

the answer is b i think

c) eager anticipation.