Which paragraph explains WHY people in this country are protected if they use hate speech?

Select a paragraph from the article]]>
Select a paragraph from the article]]>
Hate speech can also be pictures and symbols. A symbol is something that stands for something else. For example, the American flag is a symbol of the United States. Many people think the Nazi swastika symbol is hate speech.

What does the word "symbol" mean?]]>
Other groups say the government should block hate speech. Even in free countries, some groups have less power, they say. These people could get hurt because of hate speech.

Which word could replace "block" WITHOUT changing the meaning of the first sentence?]]>