After escaping certain death at sea a second time you are flown from Perth, Australia to the meet your crew at the Caribbean port of Christiansted Harbor, Saint Croix , Virgin Islands. You review the tide charts (above) for the day in preparation for sailing out to sea. What type of tide is exhibited along this coast of Saint Croix

81 is a composite number.

radiative zone

explanation    

radiative zone is the layer of the sun which energy is transferred away from the core by radiation. although, the core is the only part of the sun that produces an appreciable amount of heat through fusion. in fact, 99% of the energy produced by the sun takes place within 24% of the sun's radius.

the answer is the last option or letter d)