A Patient Is Prescribed to Take Insulin Glargine Once Per

A patient is prescribed to take insulin glargine once per day and regular insulin four times per day.The first dose of regular insulin occurs at the same time of the day as the insulin Glargine dose.Which technique do you use to administer these two drugs?

A) Drawing up and injecting the insulin glargine first,then drawing up and injecting the dose of regular insulin.
B) Drawing up and injecting the insulin glargine first,waiting 1 hour,then drawing up and injecting the dose of regular insulin.
C) First drawing up the dose of regular insulin,then drawing up the dose of insulin glargine in the same syringe,followed by injecting the two insulins together.
D) First drawing up the dose of insulin glargine,then drawing up the dose of regular insulin in the same syringe,followed by injecting the two insulins together.