What Does the Relational View of Competitive Advantage Propose

What does the relational view of competitive advantage propose?

A) A strategic alliance has the potential to help a firm gain a competitive advantage when it joins together resources that are common, inexpensive, and easy to imitate.
B) The locus of competitive advantage is often not found within the individual firm but within a strategic partnership.
C) Strategic alliances fail to provide competitive advantage when they involve joining different parts of a firm's value chain, such as R&D and marketing.
D) A firm has a competitive advantage over its rivals when it can provide goods or services similar to the competitors' at a higher price.