Answer:
A. set_union
Explanation:
The algorithm set_union is used to find the elements in one range of elements that do not appear in another range of elements.
Phishing, scam, Fraud, just to get to hack your computer.
In python:
first_grade = float(input("Please input the first grade "))
second_grade = float(input("Please input the second grade "))
third_grade = float(input("Please input the third grade "))
print("The average of the three grades is {}".format( round((first_grade + second_grade + third_grade) / 3,2)))
A. He has not saved the document yet.
reason being is that most documents today will change their title on what it is thats written on the paper unless you personally change it yourself