When Pedro spent a year in the United States as an exchange student, he found that at first he seemed to make a lot of mistakes in the way that he dealt with people,
could explain why his classmates didn't understand why
he stood so close to people when he spoke to them.
А. A difference in the cultural display rules
В. Their indifference toward Pedro
С Petro's exposure to Western culture
D The school's lack of social activities

The correct answer is - option A. A difference in the cultural display rules.

Explanation:

Social or cultural displays rules are a social cluster or group and informal cultural norms to express their emotions in the correct way which are specific to cultural or social groups.

Pedro is an exchange student which makes his social norms different than the social norms or cultural display rules which cause difficulties to deal with the people and classmates.

videntify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.