Answer: Both the given options are correct
Explanation: Copper Chloride (CuCl2) is light brown solid which forms a blue green dihydrate solution on absorbing moisture.
Thus when this solution splashes on your skin, although it is not harmful at all but still one should tell the teacher about the incident right away and must use water to rinse the skin that came into contact with the chemical.
Moreover , soap must be used to rinse the affected area along with water.