Your Question:
Lack of physical activity can be the cause ______ childhood obesity in developed countries.
(a) of
(b) with
(c) for
(d) to
Answer:
a) of
the cause OF is a phrase, expression, and can be the cause of is a phrasal verb
Lack of physical activity can be the cause ______ childhood obesity in developed countries. (a) of (b) with (c) for (d) to
