D. To enable the reader to connect
Explanation:
d) when an action lead to an effect that is not desired
<em><u>sorry</u></em><em><u> </u></em><em><u>I don't</u></em><em><u> </u></em><em><u>know </u></em><em><u>.</u></em><em><u>.</u></em><em><u>.</u></em>
<em><u>and </u></em><em><u>pls </u></em><em><u /></em>
