The practice of using a telephone system to manipulate user into disclosing confidential information is called?

Vishing

Explanation:

Vishing - it is refer to that fraud tactics that use cellular phone, through which user get ready to enter their personal information or financial details. It is conducted through phone call.

In this caller call to the unknown person and pretending himself or herself from very reputed organisation. And once caller get trust of the receiver, demand personal information which can be used for stealing the financial details.

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;