<prompt> Translate the following text to EnglishIkiwa matangazo hayo ya chini ya ardhi yana matokeo zaidi dhidi ya Martins wenye tahadhari kuliko dhidi ya Maxwells wasio na busara, basi ni tishio kwa Joans wasio na bahati.  <response>: If those subway ads are more effective against the cautious Martins than against the reckless Maxwells, then they are a threat to the hapless Joans. 