According to Snapshot from Practice $10\mathrm{.}1,$ why is a project manager like an orchestra conductor?

Multiple Choice

A project manager possesses only a small proportion of the technical knowledge to make decision just like an orchestra conductor does not have command of all the musical instruments.

Both project manager and orchestra conductor are almost entirely dependent upon the expertise and know$-$how of the players.

Both project manager and orchestra conductor have to be good at understanding how the different players contribute to the performance of the whole.

All of these alternatives are correct.

None of these alternatives is correct.