Griggs v$.$ Duke Power Company $(1971)$ was a case of $.$

$$Ban the box$$ refers to which of the following employment practices?

Asking for information about an applicant$$s criminal record on an application form

Telling job applicants that they will not be allowed to bring personal effects into the office if they are hired

Asking applicants to voluntarily provide information about their gender and ethnicity that is not used during the selection process

Requiring new employees to dress according to company standards