3 .
In broader terms of technical and cultural history, back from when can we date the piano (pianoforte) or its distinctive forerunner instruments, ONE of these statements is false : which one?
Shakespeare does not mention the piano, so it can't have been known as early as the start of the 17th century
Johann Sebastian Bach wrote plenty of keyboard music, but nothing entitled 'Piano Concerto' as such, so by the time of his death in 1750 it seems he'd never yet had the chance to try one
Bartolommeo Cristofori was developing what we now know as the earliest pianos, at the very end of the 17th century
The 'fortepiano' ('plays loud as well as gently'), with a range of five octaves or so ~ comparable to a modern organ keyboard ~ was available to composers of the 'first Viennese school' in the latter half of the 18th century