Which of the following is most stable intermediate?

• A. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-reaction-intermediates-q4.png"><img alt="The following is most stable intermediate - option a" class="alignnone size-full wp-image-224289" height="84" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-reaction-intermediates-q4.png" width="147"/></a>
• B. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-reaction-intermediates-q4a.png"><img alt="The following is most stable intermediate - option b" class="alignnone size-full wp-image-224290" height="97" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-reaction-intermediates-q4a.png" width="144"/></a>
• C. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-reaction-intermediates-q4b.png"><img alt="The following is most stable intermediate - option c" class="alignnone size-full wp-image-224291" height="90" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-reaction-intermediates-q4b.png" width="141"/></a>
• D. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-reaction-intermediates-q4c.png"><img alt="The following is most stable intermediate - option d" class="alignnone size-full wp-image-224292" height="88" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-reaction-intermediates-q4c.png" width="145"/></a>