The answer is "Behaviorism".
Behaviorism alludes to a psychological approach which underscores scientific and objective techniques for examination. The approach is just concerned about detectable boost reaction practices, and expresses all practices are found out through association with the earth.
Behaviorism is a learning theory that only spotlights on objectively detectable practices and rebates any autonomous exercises of the psyche. Behavior theorists characterize learning as just the procurement of new conduct in view of environmental conditions.
A. When Daniel wants to bite his nails he should perform another activity
Answer:
a.Hiding a key outside to ensure family members can get in if they lose their keys.
Explanation:
According to the Antiterrorism Scenario Training
Hiding a key outside to ensure family members can get in if they lose their keys is not a physical security measure for the home because of the reason that this risks and increases the chances of getting an intruder to get access in the building.
The intruder may find these keys and can get an easy and safe access in the home.