Answer:
a) Arthur Penn
Explanation:
There are three feature films based on Bonnie and Clyde they are the following:
"The Bonnie Parker Story" released in 1958 was directed by William Witney.
"Bonnie and Clyde" released in 1967 was directed by Arthur Penn.
Warren Beaty is primarily an actor who has directed six films including a tv movie and five feature films.
"The Highwaymen" was directed by John Lee Hancock released 2019.