Almost every major city in the world has a zoo. humans have kept and enjoyed animals since the prehistoric times. ancient greeks and romans kept small zoos. over the past fifty years, zoos have changed remarkably. today zoos provide the animals with larger and more natural habitats.

which sentence could be added to the passage as a supporting detail?
a) zoos also provide great research facilities.
b) the panda's favorite food is the bamboo shoot.
c) you can reach the zoo in sydney, australia by ferry.
d) the greeks and romans had a variety of interesting hobbies.

the correct answer is the first option "the bolkshevik revolution". the passage makes reference to many of important events that occured in the revolution, such as the assemblies, in this case the animals are gathered in an assembly after a protest, the murder of fellow partners, the speeches given by the leader of the revolution, among other aspects. the last choice is possible, but in this passage in particular it is not emphasized the fight between the characters, that is the two pigs, that represent lenin and stallin.

different routes can lead to sammy to different places, with different roads.   if you check a map, you can see the routes.   try to make connections of the places and count how many there are.   hope this : )