Something that causes and event to occur is know as an? A- amendment
B- resolution
C- catalyst
D- contingent

Contingent is the write answer

Explanation:

As amendment meansa minor change or addition designed to improve a text, piece of legislation, etc.

likewise; Resolution means a firm decision to do or not to do something.

Then after,catalyst means a substance that alter a rate of reaction.

So I am very sure that Contingent is the right answer

usually her father was the one that controlled it after the death of the husband

this isn't a question and if you're going to list things be kind and use commas.