Which of the rewrites below corrects the faulty reference in the following sentence?

i asked about the warranty, but they weren't able to .

a. i asked, but they weren't able to .
b. i asked the sales clerk about the warranty, but he wasn't able to .
c. i asked about the warranty, but he or she wasn't able to .
d. the sentence does not have a faulty reference.

Read this excerpt from the scarlet letter by nathaniel hawthorne and complete the sentence that follows. she had wandered, without rule or guidance, in a moral wilderness; as vast, as intricate and shadowy, as the untamed forest, amid the gloom of which they were now holding a colloquy that was to decide their fate. the author uses the point of view in the excerpt.

Isaw my future flash before me and it did not take me anytime to slow down. i need to replace the words "it did".

Which revision, if any, best fixes the bolded (capitalized in this case) part of the sentence? female cardinals, a somewhat drab bird compared to the males, blend in well with their environment. no change somewhat drab birds a somewhat drab's bird somewhat drab bird's