Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to recognize the warning signs of a stroke [title] Look for weak facial muscles or limbs. [step] The person may be unable to hold objects or suddenly lose balance while standing. Look for signs that only one side of the person's face or body has become weaker.

Ending1: [substeps] If the person is able to hold a piece of fruit (the one with a crooked spot) that is stronger than the other side, it may be a sign of a stroke. Even if you can clearly see the symptoms of a stroke, the person's limbs may bob suddenly. Ending2: One side of the person's mouth may droop when smiling or he may not be able to hold both arms up over his head. [title] Look for confusion or trouble with speaking or understanding speech. Ending3: Call 911 immediately if the person seems unable to sit down or stand straight, has difficulty walking or moving, and can easily fall over. [substeps] A person may flinch or feel light-headed as if he or she is ill. Ending4: Signs that one side of the face or body has become weak include : [substeps] Tightness of the face or eyes muscle weakness or weakness of the person's arms, legs, and feet [title] Take a look at the person's breath. [step] When someone is in distress or suffering from a stroke, they may stop breathing.

Answer format: ending1/ending2/ending3/ending4