The effect of social facilitation on those performing a difficult task is that their performance tends to suffer
<h3>What is a
social facilitation?</h3>
This means tendency of presence of others which improve a person's performance on a task.
However, the effect of social facilitation on those performing a difficult task is that their performance tends to suffer
Therefore, the Option A is correct.
Read more about social facilitation
<em>brainly.com/question/46360</em>
#SPJ4
Anthropologists classify tribes and nations into groups with strong similarities in culture and traits.
Explanation:
Anthropologist analyses the social groups, their origin, race, ethnicity, culture and traits. Social groups include tribal and other migrated families. These tribal group into a specific identical cluster on the basis of similarity in their cultures and traits. Traits include food habits, living style, livelihood pattern, dressing sense etc.
Some of the tribes used hunting or some use gathering as their source of livelihood. Some used to intake raw food and some half cooked condition. Their religious believed also differs from group to group like some tribal groups rely on worship of idol whereas some relies on worship of nature no idol.
The answer I believe is Army. Sorry it's making me have more words
Answer: answer selectively
Explanation:do what the school would like or want