The big five-factor model was proposed by Costa and McCrae. Conscientiousness is the part of that personality dimension. At this dimension person is well organized, has aimed. The person has a long term goal. The person completes his work on time and organized manner. The person who have a high score on this dimension are trust able.
Thus Tyson expresses the high score on conscientiousness dimension. He is organized and timely finishing his work. He is reliable to his boss and his boss trusts him.
Nepal is called the garden of all race and culture because in Nepal there are people of many race and language, culture living unitedly. Nepal is a colourful garden of 36 ethnic groups and 4 castes
Both are from different places and have different experiences from each other. Both may have been taught to display emotions in different ways. So yes, she should expect the two to differ in how they display emotion.