The selection of hops and yeast is crucial for achieving the desired flavor and aroma in the American Amber Ale. For hops, it's advisable to choose varieties that contribute to the beer's characteristic bitterness and hop aroma. Common hops used include Cascade, Centennial, or Chinook. Regarding yeast, it's advisable to select a strain that complements the hop and malt character while ensuring a clean fermentation. The best dry yeast for Amber Ale could be strains like US-05 or Nottingham, known for their clean and neutral fermentation characteristics.