1. SAP Whitepaper: The SAP Integration Solution Advisory Methodology.
Reference: Page 5
Figure 1
"Phases of the SAP Integration Solution Advisory Methodology." This figure explicitly lists the four phases: 1. Assess your integration strategy
2. Design your hybrid integration platform
3. Define integration best practices
4. Enable your integration practice. This directly supports options B and C as correct phases.
2. SAP Community Blog: "Integration Solution Advisory Methodology (ISA-M): Template for an Integration Strategy Paper" by T. Gendo
SAP.
Reference: Section "ISA-M at a glance." The blog post outlines the four phases of ISA-M
starting with "Assess your integration strategy" and "Design your hybrid integration platform
" confirming these are the initial maturity levels in the methodology.