Answer:
4 goals
Explanation:
Number of Renee goals = x
Mel scored one more goal than Renee.
Number of Mel goals = x + 1
Andrew scored two more goals than Mel.
Number of Andrew goals = x + 1 + 2 = x + 3
Andrew scored three more goals than Danielle, Andrew scored x + 3 goals, then
Number of Danielle goals = x
Soccer team scored 16 goals during the season, so

Hence, Mel scored
goals