I think it is C. i took a quiz on that.
What grade is this? I forgot but if u tell me the grade i can prob remember
Answer: The transition elements are in the d-block, and in the d-orbital have valence electrons. They can form several states of oxidation and contain different ions. Inner transition elements are in the f-block, and in the f-orbital have valence electrons.
Explanation:
Magnetic attraction and evaporation are the answers