In aVoIPenvironment when speech samples are framed every 20 ms. a payload of 20 bytes is generated.
Assuming a total packet length of 60 bytes, what is the length of the packet header ifcRTPisdeploued without redundancy checks?

A.
1 byte

B.
2 bytes

C.
3 bytes

D.
4 bytes

E.
20 bytes

F.
40 bytes