Select the correct answer.
Read the excerpt from the passage.
(13) "I have loved you for four," I retorted. I was cross with disappointment. To be dashed to the ground, you know, just
as I was beginning-"Tell me some more about him," I went on. I'm a plain business man and hang on to an idea like a
bulldog; once I get my teeth In they stay In, for all you may drag at me and wallop me with an umbrella-metaphorically
speaking, of course.
Which phrase best states the meaning of "like a bulldog" as it is used in the passage?
A. with a peaceful mind
B. without confidence
C. without letting go
D. with caution.