What is the comprehensive definition for "cogen"

Which image best conveys a sentimental tone in "hearts and hands? "

In edgar allen poe's "masque of the red death", what object is kept in the black room?

After taking notes carefully and studying freqently, derek not only passed the test, select the word group below that best completes the sentence in parallel structure. and he got 100% but he scores well on classwork but he also scored the highest in the class and he was also scoring the best he ever had