What is the second brightest object in the sky

What is the second brightest object in the sky?

a. Full Moon

b. First Quarter Moon

c. Venus

d. Sirius

Sirius is the brightest star I think, but is it the brightest in the sky?

The question asks for object, but doesn't say whether it's asking for day or night.

So is it the full moon?

top five apparent magnitudes:
Sun -26.7
Full Moon -12.9
Venus (max) -4.7
Sirius -1.47
Jupiter -1.4

Yeah. it's the full moon.

It's a.

Sun
Full moon
Venus
Mars
Sirius
I do believe...