How can a social network help an organization with its staffing needs?

A) By using the network to recruit candidates and subject-matter experts
B) By connecting with sales prospects
C) By building communities of practice
D) By monitoring communities of interest
E) By redeveloping a brand community

Which of the following is true regarding the instrument signed by Caileen promising to pay William a 10% commission if he sold her car?

A) The instrument is negotiable.
B) The instrument is not negotiable only for the reason that it is based on a condition.
C) The instrument is not negotiable only for the reason that Caileen is not a merchant.
D) The instrument is not negotiable only for the reason that it is not for a sum certain.
E) The instrument is not negotiable because it is based on a condition and also because it is not for a sum certain.