This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Physiology
[{'content': 'Which of the following junction do not provide rigidity and support: \nSelect and explain. \nA. Tight junction., B. Gap junction., C. Desmosomes, D. Adherens junction.', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Gap junction is communicating junction.', 'role': 'assistant'}]