The Difference Between a Methanotroph and a Methylotroph Can Be

The difference between a methanotroph and a methylotroph can be explained as:

A) a methanotroph can oxidize any substrate which lacks C-C bonds,while a methylotroph oxidizes only methane
B) a methylotroph can oxidize any substrate which lacks C-C bonds,while a methanotroph oxidizes only methane
C) methylotrophs can always oxidize methane while methanotrophs cannot
D) methylotrophs can never oxidize compounds with C-C bonds while methanotrophs oxidize them
E) all statements are correct