I need help! A standard is a:

A. normal way of addressing business letters.
B. level of quality or performance that people accept as normal.
C. a document with specific rules and regulations.
D. set unit of measurement for a particular purpose.

Explanation:

The answer is B. level of quality or performance that people accept as normal

A standard is a: level of quality or performance that people accept as normal.

Explanation:

Just did this and got it correct.

answer; i believe the correct answer is 50 pounds;