Answer:
Option B is the correct answer.
Explanation:
Given that p = q
Here we are asked about addition property.
Option A:
p x q = q x s
Here we are using multiplication sign, this is Multiplication Property of Equality
Option B:
p + s = q + s
Here we are using multiplication sign, this is Addition Property of Equality
Option C:
p - s = q - s
Here we are using multiplication sign, this is Subtraction Property of Equality
Option B is the correct answer.