The primary difference between using Step Into and Step Over is:
a. Step Into executes only the call itself, then halts at the first line of code.
b. Step Over executes only the call itself, then halts at the first line of code.
c. Step Over steps into the most deeply nested function.
d. Step Over is used when you want to bypass or not execute a function.
e. Minimal. They provide the same functionality.