A) An aneurysm refers to a weakening of an artery wall that creates a
A) An aneurysm refers to a weakening of an artery wall that creates a bulge, or distention, of the artery.
B) Most aneurysms do not show symptoms and are not dangerous.
C) However, at their most severe stage, some can rupture, leading to life-threatening internal bleeding.
D) When an aneurysm ruptures, emergency surgery is needed.
Right Answer is: B
Sentence A will be the opening sentence as it clearly explains the subject aneurysm . Sentence B further tells us more about aneurysm, so it will follow sentence A. Out of the given options only option (B) has AB as the first two sentences of the sequence. Hence, the correct answer is option B i.e. ABCD.