Solution:A. Adversative → III: but, yet, however,
nevertheless-markers expressing contrast
or opposition.
B. Causal →I: so, consequently, becausemarkers showing cause-effect relations.
C. Temporal → IV: then, next, after thatmarkers ordering events in time.
D. Continuatives → II: now, well, of coursemarkers signalling discourse continuation,
topic shifts or speaker attitude.