Instructions Full Game: These are multiple-choice quizzes with four possible answer choices that include all questions in a given set.     
Identify the series which featured the following episode.

"It May Look Like a Walnut" (1963)

It was ranked 14th on TV Guide's "100 Greatest Episodes of All-Time" list from 2009 and was also 15th on TV Guide's original 1997 list.
"Picket Fences"
"China Beach"
"The Dick Van Dyke Show"
"M*A*S*H"