Answer:
A ) mathematical solution to a problem
Explanation:
because a calculation is an answer to a problem usually mathematical
"next" is the only one that is used mostly since "the next" sound terrible in a sentence and will automatically make you get an answer wrong if you write it in a sentence
3rd one
Verb in 1: Care
Verb in 2: Rattling
the first one is the answer
please show a picture so we can answer it