Which one is right?
- the degree is imperative to consolidating my grasp on concepts and keeping me abreast of upcoming upgrades
- the degree is imperative to consolidate my grasp on concepts and keep me abreast of upcoming upgrades.
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According to Reverso.context.net there are only examples of "imperative to Infinitive" like:
The full access to the Internet and the Internet-based enterprise development became imperative to consolidate the ongoing transition process.
Compare (also from Reverso.context.net):
Most importantly, we are not oblivious to the imperative of consolidating peace through enhanced political dialogue, tolerance and ensuring a free and fair electoral process.