Question

With its quick runs, large leaps, and complicated rhythms, all played for the most part at a very rapid speed, _______ is the kind of work that only the most technically skilled pianists can perform convincingly.
A. Union
B. Raga Sindhi-Bhairavi
C. The Valkyrie
D. La Traviata

Answer 1

Union is the kind of work that only the most technically skilled pianists can perform convincingly

Answer 2

With its quick runs, large leaps, and complicated rhythms, all played for the most part at a very rapid speed,  "Union" is the kind of work that only the most technically skilled pianists can perform convincingly. 

Hope this helps!