a little/a bit/a little bit

[garfieldwang]

The girl was __ strange.

A. a little
B a bit
C a little bit


They all look similar to me. I'm really really confused. Please help me distinguish them. much obliged!

 

[Copyright]

They're all the same to a listener, although the speaker might have some personal differences in mind.

 

[garfieldwang]

Thank you/.