In learning English, when you use compound sentences with who, which, where, and such you don’t need to think about it for a long time now by understanding relative clause. Apart from that, you can visit britishlifeskills.com if you’re looking for a trusted place to take the English Exam for the UK visa applicants.
To compile a sentence, at least a subject, predicate and object are needed. If you want to hone your ability to make compound sentences, it requires a conjunction to clarify the next sentence. In English, there are who, which, where, who have their own functions. Not much different from relative pronouns actually, this can be used in more complex sentences.
This type of sentence may be used in your daily English conversation, especially if you’re going to visit the UK or the USA soon. So make sure you are going to learn about this part of the English grammar, so you will have the easier time when you’re having a conversation with the British and American people.