GMAT Sentence Correction (SC) | Re: Between 1892 and 1893, Claude Monet produced a series of paintings of

can sb shows me the way to read questions of "correction sentence" properly?
I just aim at main subject and main verb ->then the rest are all modifiers, -> then take the main subject as the focused idea of the sentence, and then read the underlying parts -> correct it if there are any errors.

The problem is it takes me almost 2 mins to get 1 correct answer.

---