The primary advantage that the british enjoyed at the outset of the american revolution was a:
a) peace with ireland and france, enabling the british army and navy to focus exclusively on america.
b) military strategy designed to prevent the americans from holding the countryside.

B. Large, professionally trained army and navy is the correct answer.

Explanation:

The British and Americans both had strengths and weaknesses at the beginning of the revolution. The British army was unbeatable as they had defeated great powers like France and Spain. their military was the best in the world and their soldiers were well equipped and disciplined. Their navy dominated the seas and more fund was easily raised by the British empire as compared to the funds raised by continental congress. These funds helped them to hire mercenaries. The major advantage that British had was that they possessed large professionally trained army and navy.

nations must cooperate to bring about and maintain world peace.

nations must not wage wars or commit war crimes in a desire to control other nations.

i think i know which options you have but if these aren't options let me know