No they have a negative charge Protons have a positive charge... I remember because P in Positive and P in Proton
Any eating utensil that you can find
A D B A C D D A C B B A D
Number of types of bread for making sandwich = 2
Number of types of meat for making sandwich = 3
Number of types of cheese for making sandwich = 2
Then
Number of different sandwiches that can be made = 2 * 3* 2
= 12 sandwiches
From the above deduction, it can be easily concluded that the correct option among all the options that are given in the question is the first option.