7. Bernstein was talented as __ A. a pianist C. a composer B. a conductor D. all of the above

## Step 1<br />The problem is asking us to identify the talents of Bernstein. The options provided are: A. a pianist, B. a conductor, C. a composer, and D. all of the above.<br />## Step 2<br />Leonard Bernstein was a renowned American composer, conductor, pianist, and educator. He was known for his versatility and talent in all these areas.<br />## Step 3<br />Given this information, it is clear that Bernstein was talented in all the areas listed in the options. Therefore, the correct answer is D. all of the above.