There's a simple, straightforward reason why one candidate (Trump) continues to skyrocket in all the polls, while the other one (Cruz) dwindles further and further into electoral irrelevancy:
LOL. Took me awhile to understand your graphic ... finally, I read your tagline! Quoting Jim! Clever you, but I first checked!
I also believe that Mr. Donald Trump wins the hearts and minds of voters while Senator Cruz is busy "winning" delegates and guess which win counts more in both the short term and long run?
Mr. Donald Trump, GOP Nominee 2016, (1st Ballot) - POTUS-Elect, Donald J. Trump November 8,2016, - POTUS Donald J. Inauguration January 20, 2017!