A. progress
B. thinking
C. efforts
D. start
✅ The correct answer is option A.
progress : develop towards an improved or more advanced condition.
progress : develop towards an improved or more advanced condition.
thinking : the process of considering or reasoning about something.
efforts : a vigorous or determined attempt.
start : begin or be reckoned from a particular point in time or space; come into being.
headway : forward movement or progress, especially when this is slow or difficult.
Synonym of progress is headway