The diagram indicating the bending stress of the cross section the beam is?

• A. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/prestressed-concrete-structures-questions-answers-basic-assumptions-q9a1.png"><img alt="The diagram indicating the bending stress of the cross section of the beam - option a" class="alignnone size-full wp-image-261795" height="66" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/prestressed-concrete-structures-questions-answers-basic-assumptions-q9a1.png" width="92"/></a>
• B. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/prestressed-concrete-structures-questions-answers-basic-assumptions-q9b.png"><img alt="The diagram indicating the bending stress of the cross section of the beam - option b" class="alignnone size-full wp-image-261796" height="71" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/prestressed-concrete-structures-questions-answers-basic-assumptions-q9b.png" width="94"/></a>
• C. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/prestressed-concrete-structures-questions-answers-basic-assumptions-q9c.png"><img alt="The diagram indicating the bending stress of the cross section of the beam - option c" class="alignnone size-full wp-image-261797" height="77" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/prestressed-concrete-structures-questions-answers-basic-assumptions-q9c.png" width="95"/></a>
• D. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/prestressed-concrete-structures-questions-answers-basic-assumptions-q9d.png"><img alt="The diagram indicating the bending stress of the cross section of the beam - option d" class="alignnone size-full wp-image-261798" height="73" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/prestressed-concrete-structures-questions-answers-basic-assumptions-q9d.png" width="92"/></a>