I'm pretty sure it's D because the other three choices are critical, east asia needs clean water, food, && energy.
Answer:
primary tension
Explanation:
Primary tension: In sociology, the term primary tension is defined as discomfort experienced by a person which is caused by his or her unfamiliar behavior related to a particular task and related group members. Primary tension can often lead to produce anxiety in any of the early group people because the group members are trying to work out or focus on their roles and relationship building.
In the question above, the given statement represents the primary tension.
They were ideal for farming; the lake and its marshy shoreline was rich in food: fish, ducks, frogs, and edible plants. They were easily defended, and was good for travel and transport.