Question: In a Transparent Mode (TM) RLC entity, which of the following types of RLC PDUs is delivered or received, and through which logical channel is it typically transmitted for a broadcast purpose?
Option 1: AM PDU through DL CCCH
Option 2: UM PDU through BCCH
Option 3: TMD PDU through BCCH
Option 4: GTP PDU through PCCH
Explanation: TMD PDU through BCCH. The question specifically asks for the type of RLC PDU associated with Transparent Mode (TM), which aligns with 'TMD PDU'. For broadcast purposes, logical channels like BCCH are utilized, making it a fitting choice for transmitting TMD PDUs.