An Electrocardiogram

Use the following information to answer the following questions. A 70-year-old woman had an electrocardiogram performed at her annual checkup, and the following lead II recording was made. Atria Ventricles AR Interval +10 +0.5 ST Segment Willlyoffs P.A Intorun =0.16 bec LOT interval -05 0.2 04 06 10 12 14 16 Time (DOC) What is her heart rate in beats per minute? A O84 D) 78 4 068 E ) 104 0 94