You’re talking about the endoplasmatic reticulum :)
Answer:
the first and the third ones are parallel circuits
Explanation:
A parallel circuit is one that has two or more paths for the electricity to flow, the loads are parallel to each other.
Out of your answer choices it is B
Answer: I'm sorry you need to putt context here, like a image or something that can help us to give you the answer that you need.
Explanation: I hope and you have a good day.
