Which of these sentences has the best word order for clearest meaning? /an old piano was played by the musician with three broken keys. /an old piano was played with three broken keys by the musician. /an old piano with three broken keys was played by the musician.

Identify the sentence in which the underlined word or words are punctuated incorrectly. a) pam was (well prepared) for the debate. b) she had (read three quarters) of the material more than once. c) she has always been (self assured). d) the winner needs a (two-thirds) majority of the votes.