material possessions
This is an incorrect assumption. The original reference point is health and long life, along with money. Therefore, the reference in this statement cannot be based on a material reference position alone.
there is one cause to their not being happier,
Which is ? State the reason for clarityof response.
proper measurements should be taken into account so as to solve this problem.
Which are? Again, the thesis statement does not require a repeatof the instructions but a summary of the topic responses/topic. These help increase youJ TA score.
Moreover, hackers are threatening the security system, even the top knot
Why did you add this topic as a reason without fully explaining it? The lack of developed reasoning for this topic made an otherwise properly explained reason come across as incomplete. This single sentence will result in C+C deductions when there should not have been any.
The solutions are acceptable based on your causes paragraph. However, the concluding summary does not give a short version ofthe discussion based on 40 words or 2 - 5 sentences. The reverse paraphrase in this case does not exist and would further lowerthe final score.