Which statement regarding the Oracle Applications R12 technology stack is correct?

Which statement regarding the Oracle Applications R12 technology stack is correct?

A.
Thefrmweb executable is invoked from the 10.1.2 ORACLE_HOME.

B.
JServ is one of the components of the Oracle Applications R12 technology stack.

C.
The Applications modules (packaged in the formsapp.ear file) are deployed in the OC4J Forms
instance running in the 10.1.2 ORACLE_HOME.

D.
The Application Server 10.1.3 ORACLE_HOME replaces the 8.0.6 ORACLE_HOME provided
by Oracle9i Application Server 1.0.2.2.2 in Release 11i.

E.
The Application Server 10.1.2 ORACLE_HOME replaces the 8.1.7-based ORACLE_HOME
provided by Oracle9i Application Server 1.0.2.2.2 in Release 11i.