During a routine clinic visit, the nurse determines that a 5-year-old girl's systolic blood pressure is greater than the 90th percentile. Which action should the nurse implement next?

Refer the child to the healthcare provider and schedule evaluation of blood pressure in two weeks.

Measure the child's blood pressure three times during the visit and determine the highest of the readings.

Conduct a head-to-toe assessment and omit repeated blood pressures during the examination.

Take the blood pressure two more times during the visit and determine the average of the three readings.