Which sentence uses active voice?

For example. if i walk 10 feet north then go 20 feet east that would be a displacement of around 15 feet

Adjective clauses  begin with words such as that, when, where, who, whom, whose, which, and why. an essential (or restrictive)  adjective clauseprovides information that is necessary for identifying the word it modifies. so for example*** wrong= i the man gave me direction. example right ( i the man who gave me the  direction.