* Comfortable. You'll be sitting for a long period of time, so you want to wear clothes that you can move around in easily.
* Appropriate. You're not going to a party, so avoid anything too casual or too formal.
* Layered. The temperature in the testing room can vary, so it's a good idea to dress in layers so you can adjust as needed.
Here are some specific items that you might want to wear:
* For tops, consider:
* A T-shirt or sweatshirt
* A button-down shirt
* A sweater
* For bottoms, consider:
* Jeans or khakis
* Dress pants
* A skirt
* For footwear, consider:
* Sneakers or flats
* Boots
* Other items to consider:
* A jacket
* A hat
* Sunglasses
Remember, the most important thing is to wear something that you feel comfortable and confident in.