Dialogue with the Muslims!

What was Yahyas short mission on earth? Should Marium (Mary) and Isa (Jesus) be worshipped as gods? Was Isa (Jesus) only a messenger of God? How is Jesus in the likeness (similitude) of Adam? Was crucifixion only a myth? Does God have a son? What is Trinity? Is there more than one god? Was the Gospel (Injeel) sent only for the Christians? Who can be Gods children? These and other similar topics ar...