Skip to content
free
K
1
2
practice
Home
Math
English
Science
Social Studies
Contact
Language
English
Español
Sign In
/
AP Courses
/
AP Psychology
/
Depressants
Grade Level
AP Psychology
AP.080 Depressants
0%
Skill Level
🔴 Hard
00:00
Progress to Next Level
25% to Medium
Easy
Medium
Hard
Mastery
100%
A researcher claims a sedative decreased neural activity only because participants reported feeling relaxed. Which added evidence would most strengthen the claim?
A
A list of participants' favorite relaxation songs after the session.
B
A statement that the sedative had a pleasant flavor.
C
A placebo comparison showing slower reaction time or lower firing-rate measures after the sedative.
D
A decision to remove all behavioral and neural measurements.
Submit Answer
