Question:
Choose your answer: Is "Many times, several affixes are appended to a preexisting lexeme, and some sound alternations can occur, for example electric [lktrik] ("electrical") vs. electricitat [lktrisitat]." a good answer to the question "What other word changes can occur in derivations?"
Answer:
yes

Question:
Choose your answer: Is "According to a 2007 BSA and International Data Corporation (IDC) study, the five countries with the highest rates of software piracy were: 1." a good answer to the question "Who did a study in 2007 regarding the five countries with the highest rates of software piracy?"
Answer:
yes

Question:
Choose your answer: Is "Audibility of spectral components calculated using the absolute threshold of hearing and the principles of simultaneous maskingthe phenomenon wherein a signal is masked by another signal separated by frequencyand, in some cases, temporal maskingwhere a signal is masked by another signal separated by time." a good answer to the question "What is the process called when a signal is masked by another signal separated by time?"
Answer:
yes