In the analysis of the given options, the most likely answer to this question is "by exposing the client to more stressful situations"These situations can be overwhelming work, and school work, family problems and others.Thank you for your question. Please don't hesitate to ask in Brainly your queries.
Answer:
Part a)

Part b)

Explanation:
Part a)
As we know that both charge particles will exert equal and opposite force on each other
so here the force on both the charges will be equal in magnitude
so we will have

here we have

now we have

Part b)
Now for the force between two charges we can say

now we have

now we have

When scientific work can be duplicated it is proves a hypothesis is reliable.
For the record, in science, hypotheses can never be proven correct, and they always require evaluation. Even if a hypothesis still holds after being tested many times, it will always remain open to question.