What was one effect of protests such as the one depicted in the photograph?

a) president lyndon johnson's popularity dropped sharply.
b)congress was motivated to pass the war powers resolution.
c)large numbers of draft-age men fled to canada to avoid fighting in vietnam.
d)republican leaders publicly attacked the military's handling of the vietnam war.

I believe the answer is B.  

Congress was motivated to pass the War Powers Resolution

social contract theory, nearly as old as philosophy itself, is the view that persons' moral and/or political obligations are dependent upon a contract or agreement among them to form the society in which they live

`stare decisis is a legal doctrine that obligates courts to follow historical cases when making a ruling on a similar current or future case. stare decisis ensures that cases with identical facts be approached in the same way, unless overruled by the same court or a higher court such as the us supreme court. simply put, it binds courts to follow legal precedents set by previous decisions.

stare decisis is a latin term meaning "to stand by that which is decided".