The Wogeo of New Guinea believe that Wogeo traditions are the only valid traditions in the world and that Wogeo speech is uniquely pure. They refuse to speak the languages of the communities with which they trade because their neighbors make the sounds of dogs. This attitude is an example of:
b. ethnocentrism T/F

True- Ethnocentrism  

Explanation:

 Yes, the given answer is correct that the given attitude in the above statement is refers to the example of ethnocentrism.  

The ethnocentrism is the term that is used to judging the another culture and believe that their values and culture are more superior as compared to others culture.  

According to the question, the wogeo believed that their culture, language and the religion are the valid tradition across the world and they usually refuse to adapt the other language.

Therefore, This type of attitude is basically refers to the ethnocentrism.  

d. i assume the underlined word is "role." reformat if it isn't.

explanation:

role is closest to part because when replacing words, "playing a vital decision," "playing a vital activity," and "playing a vital dollar" don't make logical sense. the only meaningful choice is "playing a vital part."

this fits one of merriam-webster's definitions of role: "a function or part performed especially in a particular operation or process."

answer; product market;