Answer:
1. Start
2. Display "Enter three numbers"
3. Input A
4. Input B
5. Input C
6. Sum = A + B + C
7. Display Sum
8. Stop
Step-by-step explanation:
Line 1 and Line 7 of the algorithm implies the start and end of the algorithm, respectively.
Line 2 prompts user for input of three numbers
Line 3 to 5 accept input from user and these inputs are saved in variables A, B and C
Line 6 adds the three inputs and saves the result in variable Sum
Line 7 displays the value of Sum