This is a rough chronological timeline of the heads of programming (https://en.wikipedia.org/wiki/List_of_presidents_of_programming_of_MTV) at MTV (https://tvtropes.org/pmwiki/pmwiki.php/Creator/MTV) dating back to its launch (https://en.wikipedia.org/wiki/MTV) in 1981:

Robert Pittman (https://robertpittmanmtv.weebly.com/)

Les Garland (https://books.google.com/books?id=zrBolXPYq40C&q=MTV+senior+vice+president+for+music+and+programming&pg=PA1973)

Sam Kaiser (https://www.latimes.com/archives/la-xpm-1987-02-08-ca-991-story.html)

Doug Herzog (https://www.latimes.com/archives/la-xpm-1989-12-13-ca-335-story.html)

Andy Schuon (https://www.wsj.com/articles/SB879293082986447500)

Brian Graden (https://deadline.com/2009/06/brian-graden-exits-as-mtv-president-9629/)

Lois Curren (https://www.hollywoodreporter.com/news/mtv-programming-head-curren-scale-135061)

Tony DiSanto (https://deadline.com/2010/09/tony-disanto-david-janollari-to-get-upped-71415/)

David Janollari (https://www.mediapost.com/publications/article/187144/mtv-programming-shakeup-janollari-out-daniels-in.html)

Susanne Daniels (https://deadline.com/2015/07/susanne-daniels-leaving-mtv-mina-lefevre-1201483604/)

Michael Klein (https://deadline.com/2016/03/michael-klein-mtv-head-of-programming-1201727377/)

Nina L. Diaz (https://www.mtvpress.com/press-releases/2018/04/26/nina-l-diaz-promoted-to-president-programming-and-development-for-mtv-vh1-and-logo-group)

Where's the none of the above option?

You Should’ve put the Tenure Years of All MTV Presidents in History