题目内容：

Question are based on the following passage

1.

A. By picturing and adding maps.    B. By drawing and measuring points.

C. By storing and developing images.    D. By comparing and matching faceprints.

2.

A. Banks use it to offer a fast entry    B. It can only be used with permission

C. Companies use it for security    D. It can be used to meet customer's needs.

3.

A. Flexible    B. Neutral

C. Positive    D. Critical