says:

"Check and make sure that all items depended upon by the project is covered by one or more of the following approved licenses: Apache, BSD, Artistic, MIT/X, MIT/W3C, MPL 1.1, or something with essentially the same terms."

(emphasis mine)

While I'm flattered that this form says MPL is acceptable, it seems... incorrect? Might be worth updating to remove MPL and point at Category A?

FWIW-
Luis