Altering the location of a sign to change the "gender" cannot be considered an example of non-manual expression.
<h3>How to identify the example of non-manual expression?</h3>
To identify the example of non-manual expression, we must take into account that a manualexpression involves the movement of the hands to express a message.
According to the above, an action that is not considered an example of non-manual expression is one that uses the hands. So the correct option would be B. Alternating the location of a sign to change the gender.