This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Electrocardiography, Subject name: Medicine
Wide QRS complex is typically seen in - 
Select and explain. 
A. Bundle Branch block, B. Sick sinus syndrome, C. Mobitz type 1 block, D. Mobithz type II block
A: Bundle Branch block
Answer: A: Bundle Branch block 
Explanation: Ans. is 'a' i.e., Bundle Branch block o Intrinsic intraventricular conduction delays such as left bundle block and right bundle branch block are associated with wide QRS complex.