Answer:
Social-Phobia/Social Anxiety Disorder
Explanation:
everyday social interactions cause irrational anxiety, fear, self-consciousness, and embarrassment.
Before farming, people hunted animals and gathered plants (such as berries) for food: they're called hunter-gatherers.
They lived in whatever provided shelter: caves were a good candidate, but also huts made from whatver was available (mud, bamboo, wood, etc.).
The type of PFD suitable for children under 10 years of age should be:
a type 1 PFD
There are four types of PFD and the Type 1 should be used by children under 10 years of age. Type 1 PFD's are intended to be used in water activities where early rescue may be expected. Children under 10 years of age must wear a USCG approved PFD when on board a boat.