Subordinate clauses are often used because they (B) add variety to the sentence structure. They are not complete thoughts and can function only when linked to an independent clause.

They can be partially based on reality... so false.

**Answer:**

**Explanation:**

What conditions cause an understanding to be shared across time and cultures? Is a lack of consistent communication a common barrier to shared understanding? How might self-presentation affect communication? How might the competitive self-promotion of a social group affect communication? How might external models of mathematics change the way that we understand our own mathematical capabilities and the mathematical activities we have chosen? How might language and folk ideas shape mathematics communication? How might the cultural value systems of mathematical societies facilitate communication? In so doing, this volume will discuss issues in mathematics education, as well as mathematical theories and mathematical practice

Odysseus started crying when he looked around his home, Ithaca, because **he did not recognize his homeland and he thought he was somewhere else. ** It was Athena, disguised as a shepherd who told him where he was.

Although considering that he did not see his homeland since he was 9, it is no surprise that he did not recognize it at first.