True or False.

The social cognitive model of health states that our health is determined by multiple factors such as individual, community, and policy factors.

A cost-effective analysis compares the costs and outcomes of different programs to determine which one is the most cost-effective.

In this case, the analysis would determine which of the three programs is the least expensive to achieve optimal health outcomes in reducing infant prematurity.

Choice B. Evaluate the number of staff needed to implement the program is not the answer because it is not the primary focus of a cost-effective analysis.

Choice C. Evaluate which program has the strongest approval rating by the participants is not the answer because it is not the primary focus of a cost- effective analysis.

Choice D. Determine which program costs the fewest dollars and uses the smallest number of staff is not the answer because it does not take into account the health outcomes achieved by each program.

For children aged 4-5, an age-appropriate teaching strategy for handwashing would be a game linked to practicing handwashing.

This can help make handwashing fun and engaging for children and encourage them to develop healthy habits.

Choice A is not the correct answer because a discussion of the concept of bacteria may not be age-appropriate for children aged 4-5.

Choice C is not the correct answer because a lecture from the teacher may not be engaging or effective for children aged 4-5.

Choice D is not the correct answer because a computer self-paced module may not be age-appropriate or engaging for children aged 4-5.