Which statement correctly describes SQL and /SQL*Plus?

Which statement correctly describes SQL and /SQL*Plus?

A.
SQL manipulates data and table definitions in the database; /SQL*Plus does not allow
manipulation of values in the database.

B.
Both SQL and /SQL*plus allow manipulation of values in the database.

C.
/SQL*Plus recognizes SQL statements and sends them to the server; SQL is the Oracle
proprietary interface for executing SQL statements.

D.
/SQL*Plus is a language for communicating with the Oracle server to access data; SQL
recognizes SQL statements and sends them to the server.