[Q]: Micropalaeosoma balticus (formerly "Palaeosoma balticus" ) is an extinct, fossil turbellarian flatworm known from Baltic amber of Kaliningrad, Russia, that lived approximately 40 million years ago. It measured approximately 1.5 mm in length and is the oldest and most complete flatworm fossil yet discovered. Micropalaeosoma balticus starts with a M.
[A]: Yes

[Q]: Joao was born in Boulogne-Billancourt, France to Pedro de Alcantara, Prince of Grao-Para and Countess Elisabeth Dobrzensky de Dobrzenicz. His father had been a member of the Brazilian Imperial Family but had joined his mother Isabel, Princess Imperial of Brazil in exile after the abolition of the monarchy. When Joao was 19, he emigrated to Brazil. Joao has an A in the name.
[A]: Yes

[Q]: War/Dance is a 2007 American documentary film written and directed by Sean Fine and Andrea Nix Fine and produced by Shine Global's Susan MacLaury, a professor at Kean University, and Albie Hecht. It was nominated for the 2008 Academy Award for Best Documentary Feature and received the Emmy Award for Best Documentary and Best Cinematography in 2010. War/Dance is a 2007 musical that was written by Sean and Andrea MacLaury, and directed by Susan Fine, the dean at Kean University.
[A]: No

[Q]: Love's Labour's Won is a lost play attributed by contemporaries to William Shakespeare, written before 1598 and published by 1603, though no copies are known to have survived. Scholars dispute whether it is a true lost work, possibly a sequel to "Love's Labour's Lost", or an alternative title to a known Shakespeare play. Shakespeare waited five years to publish Love's Labour's Won
[A]:
It's impossible to say