Answer:
The lowest class of medical certificate is second class issued February 1st. of the previous year.
Explanation: There are three classes of medical certifications for pilots; such certificates are required to legally exercise the privileges of a Pilot exercising the privileges of either a Private, Commercial or Airline Transport Pilot license. Each certificate must be issued by a doctor approved by the Federal Aviation Administration to a person of stable physical and mental health. The three classes are
1. Third Class Medical Certificate: are necessary to exercise the privileges of a Private pilot license or certificate, or any lower pilot certification level. A third-class medical expires after 60 calendar months for someone under the age of forty years.
2. Second Class Medical Certificate: are necessary to exercise the privileges of a Commercial pilot license or certificate. It expires after 12 calendar months regardless of the pilot's age.
3. First Class Medical Certificate: are necessary to exercise the privileges of an airline transport pilot license or certificate. It expires after 12 calendar months for a pilot under 40, 6 months for pilots over 40.
Sight: "green plantains / hanging in stalks"
Sound: "listening to the Puerto Ricans complain"
Smell: "smells from the open bids / of dried codfish"
ANSWER: They are 500 years between 300BCE and 200CE
EXPLANATION:
BCE = Before Common Era.
CE = Common Era.
The date of BCE stopped at the birth of Christ. This date is also known as before Christ. While the date of CE is the date that started at the birth of Christ, which some call AD ( Anno Domini).
To calculate how many years that are between two BCE you subtract the years.
To calculate how many years that's are between two CE, you subtract the years.
To calculate how many years are between BCE and CE, you add the years.
Therefore; The number of year that are between 300BCE and 200CE is:
300 + 200 = 500years.