Clean up sentence (#35334)

* Clean up sentence

* Update aspnetcore/fundamentals/minimal-apis/responses.md

Author: Rick-Anderson

aspnetcore/fundamentals/minimal-apis/responses.md

@@ -97,7 +97,7 @@ The following method does not compile, because `TypedResults.Ok` and `TypedResul
 
 :::code language="csharp" source="~/tutorials/min-web-api/samples/7.x/todo/Program.cs" id="snippet_111":::
 
-To use `TypedResults`, the return type must be fully declared, which when asynchronous requires the `Task<>` wrapper. Using `TypedResults` is more verbose, but that's the trade-off for having the type information be statically available and thus capable of self-describing to OpenAPI:
+To use `TypedResults`, the return type must be fully declared; when the method is asynchronous, the declaration requires wrapping the return type in a `Task<>`. Using `TypedResults` is more verbose, but that's the trade-off for having the type information be statically available and thus capable of self-describing to OpenAPI:
 
 :::code language="csharp" source="~/tutorials/min-web-api/samples/7.x/todo/Program.cs" id="snippet_1b":::