Has Tsarevich Alexei Romanov's grave been found?
a) definitely yes
b) somewhat yes
c) somewhat no
d) definitely no

Did the research article Mystery Solved: The Identification of the Two Missing Romanov Children Using DNA Analysis have some similarities to lab experiments you have written up in the past (in college or high school)?
a) many similarities
b) some similarities
c) few similarities
d) no similarities