How many watt-seconds are supplied by a motor developing 2 hp (British) for 5 hours

A

$$ 2.6856 \times 10^7 $$ watt-seconds

B

$$ 4.476 \times 10^5 $$ watt-seconds

C

$$ 2.646 \times 10^7 $$ watt-seconds

D

$$ 6.3943 \times 10^6 $$ watt-seconds