1) "Fürchte dich nicht" was likely written
c) in Bach’s Weimar years

2) For stylistic reasons, "Fürchte dich nicht" is linked with
b) "Ich lasse dich nicht"

3) This motet is an example of the use of:
a) a chorale text in one part and biblical text in the others

4) The second part of this motet contains
a) a fugue