I'd like some on these two questions

How can a driver best determine the safest speed to drive?

Dora experiences frequent headaches and was ordered by her doctor to take medicine for headache relief. what should she do so as not to abuse the medicine? take the medication as prescribed take an extra over-the-counter pill take double the dose of the prescribed medicine to make the headaches go away quickly take the medication to relieve her feelings of loneliness and depression

20. identify the main term from the following statement: gastrostomy with vagotomy