Answer:
i think u are form india
happy birthday to ur brother
Not 100 percent sure but i believe the set of words that is an adjective clause is D.
That I would like to study in more depth.
It includes the pronoun (that) the verb (study) and the subject (I)
Chose because decided means a decision and chose also means that you made a decision. I hope that helped!
I see it says In the text it cool be her but it shown
Well the relationship with tunnel,cave is that a cave has a tunnel,but i do not know about the other one