Which thesis statement is an argument?
A.
Stephen Crane’s “The Open Boat” calls into question man’s sense of self.
B.
Stephen Crane’s “The Open Boat” is a cautionary tale about seafaring.
C.
Stephen Crane’s “The Open Boat” suggests that journalists should not be adventurous.
D.
Stephen Crane’s “The Open Boat” unleashes the many dangers of the sea.

i guess the cause and effect would show how being around the smoke(the cause) can have negative effects on the body.

explanation:

explanation:

it refers to the definition of full-contact sports, where the condition is that the sport must have athletes must "purposely collide with each other

the mending wall was written by robert frost

in the section of speech is not