Explain Thomsons model of an atom

please its aurgent fast

Thomson's model showed an atom that had a positively charged medium, or space, with negatively charged electrons inside the medium. After its proposal, the model was called a "plum pudding" model because the positive medium was like a pudding, with electrons, or plums, inside.

b. latent learning (the word "latent" itself means something that exists but isn't obvious, only under certain conditions! )

i believe the answer would be:

d. violin, clarinet, french horn, and tuba