Noticing that you have difficulty concentrating during and after periods of protences how stress can have a negative __ impact. cognitive emotional physical social

## Step 1<br />The problem is asking us to identify the type of impact that stress can have on an individual. The options provided are cognitive, emotional, physical, and social. <br /><br />## Step 2<br />Stress can indeed have a negative impact on all these areas. However, the question specifically mentions "difficulty concentrating during and after periods of research". This is a cognitive function, which involves mental processes such as attention, memory, and problem-solving.<br /><br />## Step 3<br />Therefore, the most appropriate answer is "cognitive".