Question 9 What is a Computational Thinking core component used to remove the irrelevant details for a given problem and only focus on the important matters. Pattern Mismatching O Abstraction Decomposition Pattern Matching Question 11 Which of the lines below would cause errors if you run the program? history result console import turtle as t center for i in range (1,10) t.begin_fill() t.fillcolor(red) t. forward(100) t.right(90) t. forward(100) t.right(90) t. forward(100) t.right(5) t.endfill() Lines 5, 7 and 14 Lines 5, 6 and 14 Lines 5 and 7 Line 5 only Question 12 What does Python print as it executes the following code fragment? print(20/2 ** 2 + 3) 23 2017