Which sentence contains an essential relative clause?

-the woman showed us the house and that garden.
-the woman, who was the owner of the house, showed us the garden.
-the woman, who showed us the garden, was the owner of the house.
-the woman who showed us the garden was the owner of the house.

The woman who showed us the garden was the owner of the house.

Explanation:

I may be two years late but I just finished the test and the answer is d. The other answer is wrong.

the five different scouting organizations are cub scouts, boy scouts, girl scouts, brownies, and 4h. the main purpose of the scouting movement is to young people develop mentally, spiritually and physically.

you need to include the text. we have no idea what you are referring to