7.) items that were once sold at yard sales, given to friends, or donated to charity now sit untouched for years at a time. i need answer the question. which number is main idea?

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.