style$=$"font$-$family:'helvetica neue' $,$ 'helvetica' $,$ 'arial'"$>1.$ There are four things incorrect with the min$-$heap in the attached file. TYPE$-$IN in your answers what are these errors and why.$$Caution: Because there are duplicates, to avoid doubt, refer to nodes by their value, level, and position. For example, node containing $40$ should be referred as $(40,3,2)$ which indicates we are talking about node containing value $40,$ on the third level, at $2$nd place from the left.$2.$ How many levels are in this tree?$3.$ What is the height of the tree?$4.$ Is this tree a balanced binary tree?$$Explain$$your answer.