Answer:
The cluster you need to investigate is the STEM, Information Technology, or ArtsA/V Technology and preforming arts.
And it is helpfull for most careers, not only "applied mathematician"
The full answer is:
"If you’re thinking about a career as an applied mathematician, you should consider researching the (STEM, Information Technology, or ArtsA/V Technology and preforming arts) cluster. Within this cluster, you’ll find that most of the careers require(an apprenticeship, a collage degree, or artistic talent) in order to have the knowledge and skills needed to excel in these positions."
