Which of the Following Statements Is True of Hypotheses

Multiple Choice

Which of the following statements is True of hypotheses?

A) They can be derived from current business situation but not from previous research theory.
B) They are used to validate data in the data preparation process.
C) They are used to convert measures of dispersion into measures of central tendency.
D) They are developed prior to data collection.
E) They are proven suppositions that explain facts or phenomena.