Merely Mary Ann starred Janet Gaynor, recipient of the first Academy Award for Best Actress, which is awarded to honor what?
Merely Mary Ann: Merely Mary Ann a 1931 pre-Code romantic comedy drama film starring Janet Gaynor and Charles Farrell. Merely Mary Ann:  Gaynor and Farrell made almost a dozen films together, including Frank Borzage's classics "Seventh Heaven" (1927), "Street Angel" (1928), and "Lucky Star" (1929); Gaynor won the first Academy Award for Best Actress for the first two and F. W. Murnau's "Sunrise". Academy Award for Best Actress:  It is given in honor of an actress who has delivered an outstanding performance in a leading role while working within the film industry.
an actress who has delivered an outstanding performance in a leading role while working within the film industry