To keep order among the chinese people, hongwu created
a. a comprehensive code of laws.
b. a fair judicial system.
c. a strong police force.
d. a totalitarian form of government.

d.he wanted to send diplomats to communist countries.

answer

explanation

the given equation is

we can rewrite this as:

let

then the equation becomes:

the factors of 8 that sum up to -9 are {-1,-8}

we split the middle term with these factors to obtain,

we factor by grouping to obtain:

apply the zero product property to get:

but

that would be the steamboat because none of the other things are forms of transportation