detailed solution

Correct option is B

Curium is named after a scientist name i.e. madam curie. 

Nobelium is named after a scientist name i.e. Alfred noble. 

Cuprum is the Latin name of copper element 

Potassium is the Latin name of kalium.

detailed solution

Correct answer is 2

Curium is named after a scientist name i.e. madam curie. 

Nobelium is named after a scientist name i.e. Alfred noble. 

Cuprum is the Latin name of copper element 

Potassium is the Latin name of kalium.