There are three <span>rules of inference are used in the sentence.</span>
<span>1) </span><span>Universal Instantiation, if x is a man, then x is not
an island” and “If Manhattan is a man, then Manhattan is</span> not an island.”
<span>2) </span>Contrapositive,
If Manhattan is an island, then Manhattan is not a man.”
3) Applying
modus ponens or modus tollens. We derive the result that Manhattan is not a man.
They use it as a defense because if they are being hunted by a predator, they will use a certain light pattern to alert any larger predators to get whatever is hunting them.
India's relationship with the other part of the world is very old.The oldest route is considered to be land route because the passes in the mountains which provided passage to ancient travellars but the ocean route restricted such things .due to this exchange of ideas,commodities have been made upanishads,ramayana,panchtanthra stories ,indian numerals,decimal system have been known in the other parts of the world trading of muslin,merchandise and spice too were there for the trade.in return india got greek sculpture ,dome style and minarates for west asia
A focus on the least industrialized nations is characteristic of THE THIRD WAVE OF feminism.
hope it helps :)