Whose model was discarded as a result of Rutherford's model? A Dalton's model
B Thomson's model
C Bohr's model
D Quantum's model​

The question is incomplete. complete question is attached belowanswer: correct answer is option b  i.e.  solid particles  reason: filter paper has small pores, through which smaller particles can pass through. however, solid particles  have relatively larger size. hence, they are least likely to pass through.

What are the activitys?   sorry if this took your points : (