Which of the following statements are true for H.264? (Choose two)

Which of the following statements are true for H.264? (Choose two)
A . The size of an l-frame depends on the preceding P-frame
B . Increased motion in a scene means increased bit rate
C . Group of Video (GOV) length is directly affected by the sizes of the I- and P-frames
D . A P-frame references preceding and succeeding P-frames
E . Longer GOV length means reduced bit rate

Answer: B,E