In the Following Proof, Which Justification Is Correct for Line

question 12

Multiple Choice

In the following proof, which justification is correct for line 4? $\begin{array}{llcc} \text {(1) }(\exists y) \mathrm{Myyy } & \text {\(/(\exists x) (\exists y) (\exists z) \mathrm{M} x y z\) } &\text { Fremise/Conclusion }\\ \text { (2) Maaa } &&1 \mathrm{EI}\\ \text { (3) ( } \exists z \text { ) Maaz } &&2 \mathrm{EG}\\\text { (4) }(\exists y) (\exists z) \mathrm{Mayz} &\\\end{array}$

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Definitions:

Reverse Order

A method or process that involves performing operations, sequences, or activities in the opposite direction from the usual or established arrangement.

Priority Rule

A principle or guideline used to determine the order in which tasks, projects, or customers are addressed based on their importance or urgency.

Service Systems

Configurations of technology, processes, people, and other resources that provide services to customers.

Process-Oriented Facilities

Facilities designed to manage and improve the processes involved in production or service delivery, focusing on workflow and efficiency.