In the question below fill the gap with the appropriate option :
From 7 a.m to 9 a.m, he …. hot chocolate, often not having time for his own breakfast
From 7 a.m to 9 a.m, he …. hot chocolate, often not having time for his own breakfast
-
A.
is kept busy serving -
B.
keeps busy to serve -
C.
is busied serving -
D.
kept busy to serve