The last one (you wrote b but I think you meant e?) I think.
Answer:
Yes. American cuisine, in my opinion, is the most popular cuisine in the entire world. There are so many restaurants and chefs that are all from America and had made american cuisine familiar with the world. Restaurant such as T.G.I Fridays or Texas Roadhouse are popular ones that are all over the world which, indeed have american cuisine, and even fast food places such as Mcdonalds or KFC have all originated from the US.
<span>Using harmonies that travel by 1/2 steps is called _semitone____ harmony.</span>
The answer is C. voice that doesn't change in feeling or pitch.