Which of the following most readily forms a cyclic hemiacetal with acid catalysis?

• A. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-acetals-q4a.png"><img alt="The following most readily forms a cyclic hemiacetal with acid catalysis - option a" class="alignnone size-full wp-image-224682" height="67" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-acetals-q4a.png" width="139"/></a>
• B. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-acetals-q4b.png"><img alt="The following most readily forms a cyclic hemiacetal with acid catalysis - option b" class="alignnone size-full wp-image-224683" height="67" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-acetals-q4b.png" width="150"/></a>
• C. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-acetals-q4c.png"><img alt="The following most readily forms a cyclic hemiacetal with acid catalysis - option c" class="alignnone size-full wp-image-224684" height="67" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-acetals-q4c.png" width="178"/></a>
• D. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-acetals-q4d.png"><img alt="The following most readily forms a cyclic hemiacetal with acid catalysis - option d" class="alignnone size-full wp-image-224685" height="68" sizes="(max-width: 202px) 100vw, 202px" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-acetals-q4d.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-acetals-q4d.png 202w, https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-acetals-q4d-200x68.png 200w" width="202"/></a>