True or false:$1)$ If preferred project team members are not available, the project manager should notify top management of the consequences.Answer: $2)$ Project managers are best able to promote a sense of enthusiasm within the project team when they create an environment that is challenging, supportive, and personally rewarding.Answer: $3)$ High turnover among project team members is a key element of success since new team members will bring fresh perspectives and ideas to the group.Answer$4)$ The probability that the investments made to fund the front$-$end activities will be lost due to project abandonment is financing risk.Answer: $5)$ One approach to risk mitigation is simply to accept it$.$Answer: $6)$ Material is an example of a cost that is recurring, variable and direct.Answer: $7)$ An expedited cost is one that does not vary with respect to their usage.Answer: $8)$ Preceding activities are those that must occur before others can be done.Answer: $9)$ A backward pass is performed when it is necessary to undo some work that has been performed in order to complete it properly.Answer: $10)$ A merge activity has two or more immediate predecessors.Answer: $11)$ Float is always measured in exactly the same way as slack.Answer: $$