The answer is A it takes a million of years to form
<span>The most appropriate action in this scenario would be to stop the magnesium sulfate infusion. Magnesium sulfate treatments are used to treat preeclampsia in pregnant women. Here, the 17 year old has hypertension (preeclampsia) and was given the infusion to treat it. However, a negative symptom of this treatment can include drops in blood pressure and irregularities in heart beat. Also, breathing problems can occur. Thus, it would be most appropriate to stop the treatment given the patient's reaction to the treatment.</span>
Fraction-1/4
Percentage-25%
Because In a punnet square there are 4 squares and in a 3:1 ratio it would mean one of the squares is affected by the genetic trait so it would be 1/4. And 1/4 is 25%.