Who proposed that equal volumes of all gases at the same temperature & given pressure should contain an equal number of molecules?

Who proposed that equal volumes of all gases at the same temperature &

1.	Who proposed that equal volumes of all gases at the same temperature & given pressure should contain an equal number of molecules?
A.	Antoine Lavoisier
B.	Joseph Proust
C.	Avogadro
D.	Joseph Louis
Answer» D. Joseph Louis