Table 2. Distribution of Answers to Posttest Questions (n = 144).

Question	A	B	C	D	TRUE	FALSE	Othera	Correct Answer
11	1	0	132	11			0	92%
12	0	133	4	7			0	92%
13	129	0	5	10			0	90%
14	8	133	0	0			3	92%
15	137	0	1	5			1	95%
16	142	0	1	0			1	99%
17	3	137	3	0			1	95%
18					129	15	0	90%
19					6	136	2	94%
20	2	1	132	7			2	92%

Questions 11–17 and 20 were multiple choice. Questions 18 and 19 were true/false.

^aIncludes no response and is considered an incorrect answer.