Joe walks up to a security guard with an unknown person and states a phrase. After they leave, the security guard calls the policeas the security guard believes Joeis in trouble. The phrase Joe stated is an example of a:

Procedure
Duress code
Separation procedure
Access attempt

Duress code

Explanation:

A duress code is a way of letting a central station operator know that help is needed immediately. Verbal duress code Is a spoken passphrase that is provided to the security people when one is in danger as Joe did to the security man.

Duress Code

Explanation:

A duress code is used by an individual to make a signal when he is being kept hostage by an assailant by using it to signal others that they are in trouble.

Duress codes can also means secret passwords that allow a person to request for emergency help by entering the code when under duress from an assailant in order to trigger a silent alarm by alerting police or security personnel.

Therefore DURESS CODE was what Joe use when he walks up to a security guard with an unknown person and states a phrase. Making the security guard to call the police as the security guard believes Joe was in trouble.

1. state-issued photo ids. provide them for free for those who can't afford them.

2. the system we have seems to be working nearly perfectly. seems like about 31 cases per billion votes cast

3. the national policy for hiring new employees which requires proof of eligibility to work. there are something like 20 types of identification which can be used for this.

answer; i believe the correct answer is (a) the correlation between the cause variable and outcome variable is zero;