text: //Evaluate these:
  //#1
  [2] === [2] 
  {} === {} 
  
  //#2 what is the value of property a for each object.
  const object1 = { a: 5 }; 
  const object2 = object1; 
  const object3 = object2; 
  const object4 = { a: 5}; 
  object1.a = 4;
  
  
  //#3 create two classes: an Animal class and a Mamal class. 
  // create a cow that accepts a name, type and color and has a sound method that moo's her name, type and color. 
  