Use the CIMB banks annual reports and any other related information $($newspaper articles, journal articles, etc.$)$ to answer the following questions:

$($a$)$ Critically compare the businesses of the CIMB investment bank and the CIMB commercial bank. What are the primary services provided by the CIMB investmen Bank? What are the main services provided by the CIMB commercial bank?

$($b$)$ What are the regulations that govern investment banks and the commercial banks in Malaysia? Explain.