Which of the following is another name for an Ishikawa diagram?

Which of the following is another name for an Ishikawa diagram?

a. Cause and Effect Diagram
b. Bell Curve
c. Pareto Diagram
d. Trend Analysis

george (2½years ago):
It's A - Cause and Effect Diagram, here is a useful link. Others are not about Ishikawa method at all.

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