Sentence 1: Vicki was scared of heights. 
 Sentence 3: Vicki was hired to build a new skyscraper 
 Sentence 4:  Vicki visited a very tall building to study the upper levels 
 Sentence 5:  Vicki designed an exceptionally safe skyscraper 
 Option 1: Vicki was an architect. 
 Option 2: Vicki was a server at a restaurant.