Answer:
The word "despite" is a transition that: A. contrasts.
Step-by-step explanation:
Transition words are used to transition smoothly from one idea to another in a way that connects them. "Despite" is a type of transition word that indicates contrast between the two ideas being expressed. In this same category, we can mention: although, conversely, still, yet, even so, while, whereas, etc.
In the sentence we are analyzing here, "despite" contrasts the ideas of (1) making a lot of effort to be a good parent and (2) making mistakes as a parent.