Answer Happy

You decide to map username to favourite games, e.g.,
You’re undecided about what kind of
Map to use, e.g.,
Which option reflects best practice when creating this Map?
a) Map<String,String[]> usernameToFavouriteGames = new
HashMap<>();
b) HashMap<String, String[]> usernameToFavouriteGames
= new TreeMap<String,String[]>();
c) HashMap usernameToFavouriteGames = new
HashMap<>();
d) LinkedHashMap<String,String[]>
usernameToFavouriteGames = new Map<>();