The most likely correct answer to me would be D
I am in karachi, because Karachi is a city and you can't be "at" a city. Saying I'm at only works if it a place such as a grocery store or a mall, but does not apply to cities or countries.
Answer: Because Antonio Meucci was a trained engineer, he was able to invent a “talking telegraph.”
Explanation: This is the correct answer because the cause of his invention is the fact that he is a trained engineer, and the effect is the creation of the talking telegraph.
Answer:
Brazil, 11 de mayo 2019
Dear friend:
I write to you because I wanted to tell you about how are the things at my house with my family.
My mother is very lovely she always cook very delicious and take care of everybody when someone get sick. My father is very hardworker. My sister/brother is very funny. We live in this humble house.
Good vibes, Your friend.
Signe.
its an example, i hope that it was useful for you
It might be said that the adjective phrase to complete this sentences is option B (across the street) because it is providing information about the apartment, it is modifying the noun. In other cases, they provide more information, "because" is used to give a reason so it would be considered adverbial as well as, "for five years", it is related to time. Option D could be understood as a complement of the noun but not a modifier.