This was a battle lasted three months and resulted in approximately 100,000 japanese casualties
a. battle of the bulge
b. battle of iwo jima
c. battle of okinawa

d. japan's attack on pearl harbor

the  seven  days  battles  were  a series of seven battles over seven  days from june 25 to july 1, 1862, near richmond, virginia,  during  the american civil war. the  seven  days ended with mcclellan's army in relative safety next to the james river, having suffered almost 16,000 casualtiesduring  the retreat.

im pretty sue the answer is b code of hammurabi