Fill in the blanks using the provided options in the following proof by contraposition of the statement   Proof by contraposition: Suppose  is any integer such that [a1]. By definition, [a2]. Thus, [b1]. By substitution,  [a3]. But  is an integer because the sums and products of integers are integers. Hence, [b2] is [a4] by definition, as was to be shown.

Stakeholder identification is not necessary during the early phases of a project.

The triple constraint includes scope, cost, and schedule.

A risk register is used to document identified risks and response strategies.

Crashing a project means reducing project scope to meet deadlines.

Risk management only focuses on negative risks (threats), not opportunities.

Change control processes are used to prevent any changes to the project.

Quality management ensures that the project meets stakeholder expectations and requirements.

A delay in a non-critical activity will always delay the entire project.

Fast tracking involves performing project activities sequentially to reduce risk.