Comet in Moominland (Swedish: "Kometjakten" / "Mumintrollet på kometjakt" / "Kometen kommer") is the second in Tove Jansson's series of Moomin books. Published in 1946, it marks the first appearance of several main characters, like Snufkin and the Snork Maiden.

Can we draw the following conclusion?
Comet in Moominland is the second in Tove Jansson's series of Moomin books marks the appearance of several new characters 

Options: (a). Yes (b). It's impossible to say (c). No
(a).