In the first round of a card game, Niki scored 20 points. Then, she lost 10 points on one turn and an additional 25 points on her final turn.

Part A
Choose the number line that shows the change in Niki’s score.

A number line shows an arrow from 0 to negative 20, another arrow from negative 20 to negative 10, and another arrow from negative 10 to 15.
A number line shows an arrow from 20 to 0, another arrow from 0 to negative 10, and another arrow from negative 10 to 15.
A number line shows an arrow from 0 to 20, another arrow from 20 to negative 5, and another arrow from negative 5 to 5.
A number line shows an arrow from 0 to 20, another arrow from 20 to 10, and another arrow from 10 to negative 15.

Part B
What is Niki’s final score? Enter your answer in the box.

points