diff --git a/curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/set-a-domain-and-a-range-on-a-scale.english.md b/curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/set-a-domain-and-a-range-on-a-scale.english.md
index fdb91bc9a6..9c54bd6bac 100644
--- a/curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/set-a-domain-and-a-range-on-a-scale.english.md
+++ b/curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/set-a-domain-and-a-range-on-a-scale.english.md
@@ -8,8 +8,8 @@ forumTopicId: 301491
 
 ## Description
 <section id='description'>
-By default, scales use the identity relationship - the input value maps to the output value. But scales can be much more flexible and interesting.
-Say a data set has values ranging from 50 to 480. This is the input information for a scale, also known as the <dfn>domain</dfn>.
+By default, scales use the identity relationship. This means the input value maps to the output value. However, scales can be much more flexible and interesting.
+Say a dataset has values ranging from 50 to 480. This is the input information for a scale, also known as the <dfn>domain</dfn>.
 You want to map those points along the <code>x</code> axis on the SVG canvas, between 10 units and 500 units. This is the output information, also known as the <dfn>range</dfn>.
 The <code>domain()</code> and <code>range()</code> methods set these values for the scale. Both methods take an array of at least two elements as an argument. Here's an example: