In a small fishing village outside of St. John's, Newfoundland, the tides can be modeled by the function: H(t) = 2.5 cos 2?(t - 3)/12 + 4 With H(t) measured in metres and t measured in hours after midnight. When willthe tide height be 2.5 m (for the first time)?a) just after 7 amb) 16.3 daysc) just after 7 daysd) the tide will never be this height