a. The language {w| w ends with 00} with three states
b. {w| w contains the substring 0101 (i.e., w = x0101y for some x and y)} with five states
d. The language {0} with two states
e. The language 0*1*0+ with three states
f. The language 1*(001+)* with three states
g. The language {ϵ} with one state
h. The language 0* with one state