Question

the tokugawa shogunate created a rule that required the daimyo to live in the capital city of edo every other year. what was it called, and why was it created? bushido, and it made it difficult for the daimyo to rebel. alternate attendance, and it made it easier for the daimyo to rebel. bushido, and it made it easier for the daimyo to rebel. alternate attendance, and it made it difficult for the daimyo to rebel.

Explanation:

Bushido was the code of honor for samurai, not a rule about daimyo residence. Alternate attendance (Sankin - kotai) was the rule where daimyo had to live in Edo every other year. This drained their resources (from maintaining two residences and costly processions) and made rebellion difficult.

Answer:

Alternate attendance, and it made it difficult for the daimyo to rebel.