We planted those tomatoes "where they would be protected from the wind".

the quoted words are what kind of clause?

adverb clause
noun clause
adjective clause

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.

Dis wrong a is wrong c is wrong