Answer: Development of irrigation systems to provide food for themselves
Explanation:
The Indus River valley achievements could be seen in how they developed their irrigation system to provide food for themselves. Enlisted are the following achievements they made;
1) They developed a uniform weight and measures.
2) They were the first to bring about urban sanitization systems.
3) Transportation and trade was their major goal
4) Their art was highly advanced.
Answer:
The level of their knowledge and education.
Explanation:
While delivering a speech, there are many factors in which speaker needs to observe and molding himself in the same manner as having the attention of the audience. It's a two-way process where communication is based on the speaker's way of speaking and audience way of response.
Speakers can only understand the level of consuming the meaning of the speech by the audience by their facial experience, gesture, and response but speakers can't understand their education level while observing them.
The balance of power can be maintained through <em>alliances. </em>This system allows the countries to plan and agree or disagree with decisions that concern each other. This way, a country that likes to emerge as a super power will be prevented itself from doing so.
Answer:Many countries include at least one European language among their official languages.