One who, in good faith and without knowledge of defect, pays valuable consideration

The correct answer to the following question is A holder in due course.

Explanation:

A holder in due course is said to be a legal term , which describes about the person who has in good faith obtained a negotiable instrument and he or she has exchanged something valuable for that instrument, but the person is unaware of the fact that there might be some defect in the instrument like in title of person who is negotiating that contract.

1)  

2) DEFINITION

3) THEOREM

4) POSTULATE

Step-by-step explanation:

1) DIAGRAM  B) A visual tool representing mathematical ideas to be interpreted

A diagram is the depiction or representation of information using symbols

2) DEFINITION A) A formal statement declaring the meaning of a word

A definition is a statement that outlines the meaning of a word or a group of words or a diagram, or a symbol or sign

3) THEOREM C) A mathematical statement proven using postulates and definitions

A general statement of a proposition that is by itself not evident, but given proof by a combination of postulates

4) POSTULATE D) A mathematical statement taken as a fact

An assumed truth taken as the foundation for further reasoning