Highlight Circumference of a circle using D3.js : <p>How to highlight the circumference of a circle in d3.js when the user hovers overs it? I wish to bolden the width of the circumference of a circle when the user hovers over the same</p>

<p><a href="https://i.stack.imgur.com/qUsPB.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/qUsPB.png" alt="As shown in the example here"></a></p>
