QUES: Q: What is another alternative for power for an external hard and optical disk drive?
A: This is common for external hard and optical disc drives, and generally for devices with motors or lamps.
Does the answer answer the question?

ANS: no

QUES: Q: Along with Chris O'Donnell, who was the original host of Essentials Jr.?
A: "Funday Night at the Movies" was replaced in 2008 by "Essentials Jr.", a youth-oriented version of its weekly series The Essentials (originally hosted by actors Abigail Breslin and Chris O'Donnell, then by John Lithgow from 2009 to 2011, and then by Bill Hader starting with the 2011 season), which included such family-themed films as National Velvet, Captains Courageous and Yours, Mine and Ours, as well as more eclectic selections as Sherlock, Jr., The Music Box, Harvey, Mutiny on the Bounty and The Man
Does the answer answer the question?

ANS: yes

QUES: Q: What electric instrument is often seen in adult contemporary?
A: Adult contemporary is heavy on romantic sentimental ballads which mostly use acoustic instruments (though bass guitar is usually used) such as acoustic guitars, pianos, saxophones, and sometimes an orchestral set.
Does the answer answer the question?

ANS: yes

QUES: Q: Under what handle were Marvel's detective fiction comics published?
A: One of these shell companies through which Timely Comics was published was named Marvel Comics by at least Marvel Mystery Comics #55 (May 1944).
Does the answer answer the question?

ANS:
yes