Of the Characters Presented Thus Far, Which One or Ones

Of the characters presented thus far, which one or ones would be considered a suspect with a motive and opportunity to commit a crime against Erica?

A) Sam O'Neill
B) Farah Dawood
C) Sarah Holmes
D) Choice 'a' and 'b' are correct
E) Choice 'a', 'b' and 'c' are correct