What is the shortest distance between the line given by ax + by + c = 0 and the point (x1,y1)?

• A. <a href="https://www.sanfoundry.com/wp-content/uploads/2019/06/line-point-distance-multiple-choice-questions-answers-mcqs-q2a.png"><img alt="Shortest distance between line given by ax + by + c = 0 &amp; the point (x1,y1) - option a" class="size-full wp-image-241912" height="51" src="https://www.sanfoundry.com/wp-content/uploads/2019/06/line-point-distance-multiple-choice-questions-answers-mcqs-q2a.png" width="82"/></a>
• B. <a href="https://www.sanfoundry.com/wp-content/uploads/2019/06/line-point-distance-multiple-choice-questions-answers-mcqs-q2b.png"><img alt="Shortest distance between line given by ax + by + c = 0 &amp; the point (x1,y1) - option b" class="size-full wp-image-241913" height="50" src="https://www.sanfoundry.com/wp-content/uploads/2019/06/line-point-distance-multiple-choice-questions-answers-mcqs-q2b.png" width="83"/></a>
• C. <a href="https://www.sanfoundry.com/wp-content/uploads/2019/06/line-point-distance-multiple-choice-questions-answers-mcqs-q2c.png"><img alt="Shortest distance between line given by ax + by + c = 0 &amp; the point (x1,y1) - option c" class="size-full wp-image-241914" height="50" src="https://www.sanfoundry.com/wp-content/uploads/2019/06/line-point-distance-multiple-choice-questions-answers-mcqs-q2c.png" width="72"/></a>
• D. ax1+by1+c