How do construction project managers ensure the efficient allocation of resources and timely completion of projects within budget constraints in civil engineering projects?

Options:

A$)$ By developing detailed project schedules and timelines, closely monitoring progress, and implementing corrective measures when necessary.

B$)$ By solely relying on experienced workers to manage resource allocation and project timelines effectively.

C$)$ By cutting corners and compromising on quality to meet budget constraints.

D$)$ By ignoring project schedules and timelines and focusing solely on completing tasks as quickly as possible.