In the sestet from Sonnet XIX by John Milton,the idea of service to God interpreted is that God asks only for faith, devotion, or acceptance rather than asking for demand of work. It is that the God just wants faith and devotion of people to him rather than any kind of works.
The answer is A) in the street
The answer to your question is D.
C.that he wont be strong enough to kill the king and further his own ambitions