In a frequency distribution, the horizontal X-axis represents the frequency.

Which patient has the best chance for an optimal outcome after drowning?

A) 34-year-old female submerged for 9 minutes in 39°F water B) 47-year-old male submerged for 8 minutes in a heated swimming pool C) 22-year-old female submerged for 10 minutes in a whirlpool with 90°F water D) 17-year-old female submerged for 10 to 12 minutes in warm salt water

An applicant taking the certification exam offered through NHA must have either a high school diploma, or its equivalency, and have recently worked in the field of certification for a minimum of how many years as a full-time employee?

a. 3 years b. 1 years c. 2 years d. 4 years