The option that is not an Action Verb is; D: Happy
<h3>What is an action verb?</h3>
An action verb is simply defined as a verb that describes different actions such as run, jump, kick, eat, break, cry, smile e.t.c.
Now, in the question, trained, tested and designed are action verbs because they describe actions that are performed by people whereas being happy is not an action but a feeling.
Read more about Action verb at; brainly.com/question/678435
Answer:
In computing, an input device is a peripheral (piece of computer hardware equipment) used to provide data and control signals to an information processing system such as a computer or other information appliance. Examples of input devices include keyboards, mice, scanners, digital cameras and joysticks.
Explanation: