What is the author's purpose in the following selection? "The summer soldier and the sunshine patriot will, in this crisis, shrink from the service of their country; but he that stands it now, deserves the love and thanks of man and woman."

Paine is demanding all able-bodied American men to fight for their glorious and just cause.

Paine is insulting those fighters who have retreated from battle.

Paine is writing to inspire those who have not taken up the cause for battle to rise up against the British.

Paine is writing to motivate those who are already fighting to keep fighting for of​