The Sun Radiates Energy into Space at the Rate Of 3.9

Multiple Choice

The sun radiates energy into space at the rate of $3.9 \times 10^{26}$ joules per second. How many joules are emitted in three weeks?

A) $7.1 \times 10^{32}$ joules
B) $7.1 \times 10^{53}$ joules
C) $7.1 \times 10^{26}$ joules
D) $7.1 \times 10^{59}$ joules