By the late 1980s, the term AI was being avoided by many researchers, who opted instead (5) ____ themselves with specific sub-disciplines such as neural networks, agent technology, case-based
By the late 1980s, the term AI was being avoided by many researchers, who opted instead (5) ____ themselves with specific sub-disciplines such as neural networks, agent technology, case-based reasoning.
A. aligning
B. to align
C. to aligning
D. align