The Secret of My Success (sometimes stylized as "The Secret of My Succe$s") is a 1987 American comedy film produced and directed by Herbert Ross, and starring Michael J. Fox and Helen Slater. The screenplay was written by A.J. Carothers, Jim Cash and Jack Epps, Jr. from a story written by Carothers.
The story of the film was written by 1 person. 
Can we draw the following hypothesis from the context? 

Context:

The Secret of My Success (sometimes stylized as "The Secret of My Succe$s") is a 1987 American comedy film produced and directed by Herbert Ross, and starring Michael J. Fox and Helen Slater. The screenplay was written by A.J. Carothers, Jim Cash and Jack Epps, Jr. from a story written by Carothers.

Hypothesis: The story of the film was written by 1 person. n
Options: 

 - yes

 - it is not possible to tell

 - no
yes
Can we draw the following hypothesis from the context? 

Context:

The Secret of My Success (sometimes stylized as "The Secret of My Succe$s") is a 1987 American comedy film produced and directed by Herbert Ross, and starring Michael J. Fox and Helen Slater. The screenplay was written by A.J. Carothers, Jim Cash and Jack Epps, Jr. from a story written by Carothers.

Hypothesis: The story of the film was written by 1 person. n
Options: 

 - yes

 - it is not possible to tell

 - no
user
yes
assistant