Bella:"The statement 'all brown dogs are dogs is true.' Thus, by analogy, the statement 'all suspected thieves are thieves' is also true."Which of the following sentences shows the main mistake Bella has made?

A、Bella assumes the adjectives used to modify nouns modify the nouns in the same way.
B、Bella assumes that the relationship between being dogs and being suspected is the same as that between being brown and being thieves.
C、Bella assumes all dogs are brown.
D、Bella didn't consider