A scientist X demonstrated that extract of infected plants of Y could cause infection in healthy plants and called the fluid “Contagium vivum fluidum”. Identify X and Y.
Choose Your Option
A. X – W. M. Stanley; Y – Potato
B. X – M. W. Beijerinck; Y – Tobacco
C. X – D. J. Ivanowsky; Y – Cauliflower
D. X – Pasteur; Y – Tomato