Objects in image: Human head, Book
Text visible in image: M., CIRILLI, FRANCHI, BONONIENSIS, SERVITAE,, VIT, AE,, BONON., SAC., THEOLOGIAE, PVBLICI, PROFESSORIS., De, rerum, omnium, natura, SEPTENARIAE, SSERTIONES, InGeneralbus, Comitys, Seruitarum, publico, Cafenmacongrefjundifputand, BONONIAE,, Ex, Typographia, Mercuriana, Ioannis, Rolsii, M, MDLXX,, CuricEpife., &, S., Inquift., conceffu.
Question: what roman numeral is listed above the bottom line of text?
Answers: mdlxx, mdlxx, m d l x x, mdlxx, x, mdlxx, mdlxx, mdlxx, mdlxx, x