Denise and her friends have formed an in-group. what does this mean
a. they feel comfortable with and loyal to each other
b. they are all the same age
c. they follow the examples set by other groups
d. they live in a large community

They feel comfortable and loyal with each others

Explanation:

the anasazi indians were real pioneers and created roads and irrigation systems for watering their crops. they were also great architects and the cliff dwellings are one of their biggest achievements.

explanation:

answer; i believe that the correct answer is ; the eastern and western churches spoke different languages;