Update 'README.md'

README.md

@@ -4,8 +4,8 @@ the second Objects lab.
 
 look for the Chapter reading you need in the doc folder.
 
-Exercise 2.16 To what class does the following constructor belong?
+* Exercise 2.16 To what class does the following constructor belong?
 `public Student(String name)`
-Exercise 2.17 How many parameters does the following constructor have andwhat are their types?
+* Exercise 2.17 How many parameters does the following constructor have andwhat are their types?
 `public Book(String title, double price)`
-Exercise 2.18 Can you guess what types some of  the Bookclass’s fields mightbe? Can you assume anything about the names of its fields?
+* Exercise 2.18 Can you guess what types some of  the Bookclass’s fields mightbe? Can you assume anything about the names of its fields?