In my opinion i would say b would be the correct answer for this. Just just me though
All of Leonardo da Vinci's siblings would be:
(brothers:) Bernedetto Ser Piero, Giuliomo Ser Piero, Domenico Ser Piero, Guglielmo Ser Piero, Bartolomeo da Vinci, Giovanni Ser Piero, Antonio Ser Piero, Lorenzo Ser Piero
(sisters:) Magdalena di Ser Perio da Vinci, Pandolfo Ser Piero, Violante di Ser Piero da Vinci, Margherita di Ser Piero da Vinci
<h2>Answer:</h2><h3>No why? (~ ̄(^) ̄)ブ</h3>