According to Tzvi Raz, Aaron Shenhar, and Dov Dvir's Risk

According to Tzvi Raz, Aaron Shenhar, and Dov Dvir's risk management studies, which of the following is true about risk management practices?

A) Risk management is widely used.
B) The projects that were most likely to have a risk management plan were those that were actually high risk.
C) When risk management practices were applied to projects, they appeared to be moderately related to the success of the project.
D) The risk management approach influenced the meeting of project schedules and cost goals but exerted more influence on project product quality.
E) Good risk management increases the likelihood of a successful project.