How is the module of toughness of a material calculated?

• A. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-basic-questions-answers-q2a.png"><img alt="The module of toughness of a material calculated - option a" class="size-full wp-image-239281" height="45" src="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-basic-questions-answers-q2a.png" width="195"/></a>
• B. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-basic-questions-answers-q2b.png"><img alt="The module of toughness of a material calculated - option b" class="size-full wp-image-239282" height="41" src="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-basic-questions-answers-q2b.png" width="196"/></a>
• C. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-basic-questions-answers-q2c.png"><img alt="The module of toughness of a material calculated - option c" class="size-full wp-image-239283" height="44" src="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-basic-questions-answers-q2c.png" width="128"/></a>
• D. Ultimate tensile strength * elongation