It is "over the mantelpiece." This is because "over" is a preposition that is telling you where the painting is hanging.
Hey! Yeah it’s working lol
Mutation in plants could lead to the plant taking over other plants area and in the process kill the other plants and unbalance nature. it could also creat superviruses that we won't be able to cure
He dislikes father brother and the lawyer because their actions
For short answer skip the ones you don't know and then go back to them at the end. Write the essays first so you don't run out of time. If you don't know the material fully just put down what you do know and then reword it a few ways to make your essay longer. Also, look for clues in the other test questions that could give you information on either responses. Hope that helped!