<u>Answer:</u>
<em>Anytime observations need to be clarified. When an unusual condition need to be shown for later reference.</em>
<u>Explanation:</u>
Instead of just recording the data the is sometimes important to be sketched out as the data observed is needed to be clarified and also sometimes there is an unusual condition that occurs and hence, it is important to sketch it so that it can be used for later reference.
<em>Therefore, when we are aware of the situation we need not sketch the data.</em>
Why is Quechua still present in modern-day South America?
A) It is a required subject in every school.
B) It was brought by European invaders and perpetuated throughout the continent.
C) It is an indication of wealth and achievement.
D) It was imposed on every tribe conquered by the Incas.
Answer: Option D
<u>Explanation:</u>
Incas was also known as the Inca Empire or the Incan Empire was known as the largest empire in pre-Columbian America. Most of the scholars do consider its political and administrative structure. And these structure are considered as the most developed Empire in the Americans before the arrival of the Columbus happened.
Answer:
Explanation:
the first question the answer is c and the difference of a and b is a is by a lake and b is by a creek the rest i don't know sorry