You are advising Hoffmann$-$LaRoche, which has set up Roche Partnering to manage more than $190$ alliances in the health care industry. What is the greatest risk that might cause those alliances to be unstable or break apart?

a$)$ One or more of the $190$ partners in Roche Partnering could gain access to another company's proprietary knowledge base, technologies, or trade secrets$.$

b$)$ Any or all of the $190$ partners in Roche Partnering could become overly dependent on other companies within the partnership.

c$)$ All of the $190$ partners in Roche Partnering could minimize the amount of resources that they had committed to the alliance.

d$)$ Anticipated gains may fail to materialize for Roche Partnering due to an overly optimistic view of the synergies.

e$)$ Anticipated gains for Roche Partnering may fail to materialize due to a poor fit in terms of the combination of resources and capabilities.