According to Sheldon's classification of personality, which of the following are correct?

(I) Sameer is a non-assertive, sensitive, and very delicate person who belongs to the category of Ectomorphic personality.

(II) Mohan is very active, assertive with a well-developed body comes into the category of Mesomorphic type of personality.

(III) Rohit has the Endomorphic type of personality who is sociable, loving, and affectionate.