79. STEM is a term describing Science, Technology, Engineering, and Mathematics, with
the aim of grouping together these academic disciplines. This term is typically used to
address an education policy or curriculum choices in schools. It also has implications
for national security concerns, for example,
(A) promotion of awareness of the STEM education
(B) broad spectrum of learning subjects in school
(C) shortage of STEM workers
(D) environment concerns in a modern society