Answer:
I agree.
Explanation:
America was created by the interplay of many different cultures in a single region. This is because as we know, America was supported by immigrants, who built the country based on their own cultural concepts and values. This made the cultural diversity that makes up American culture, go beyond ethnicity, religion and age, but it has to do with the way of life, personality, concepts and ethical and moral values that each American presents in relation to the country, citizens and the world. In addition, the diffusion and mixing of cultures in the country, made it impossible to define them according to religion and ethnicity, but it became a great respectable and admirable national concept.
The first choice has the most reasonable and backed up claim.
I’m pretty sure the answer to your question is A.
A topic refers to the particular theme or subject of a sentence, essay or speech.
In other words, it may refer to the category or class of argument or consideration.
The above sentence focuses on the theme of shift time which makes it the appropriate topic of consideration.
Therefore, the topic of the sentence is shift time change