View the Exhibit and examine the blocks of code that you plan to execute.

All the blocks execute successfully and the anonymous block displays123cant: 4545cnt: 45. 

All the blocks execute successfully and the anonymous block displays123cut: 045cart: 1. 

The anonymous block gives an error because the function invocation in line 2 is not valid. 

The procedure creation gives an error because the function invocation in line 1 is not valid.