Which of the following are the two critical assumptions of the Resource-Based View of the firm? (Please indicate both correct answers for full points!) resource heterogeneity - the idea that resources and capabilities can be different from firm to firm resource indivisibility - the idea that resources cannot be broken down into smaller units resource immobility - the idea that some resources are "sticky" and do not move easily from firm to firm resource invisibility - the idea that some resources are cloaked in such mystery that no one knows what they are resource intractability - the idea that nobody has an idea what resources are