Answer:
I strongly believe that this questions answer is B
Explanation: When we talking about the past we must say that a lot of vocabulary are changed. Because thanks to time we forgot same vocabulary. We need to check a usage dictionary and a dictionary to get vocabulary which one used in the past. Some words means are same and some words look like same but they haven't same means for this we should check dictionary.
Look it up, you will be able to find it there
Answer:
unable or not
Explanation:
disable means that you are not able to do something and impossible means it is not possible. Think of other words like dissimilar which means apart from similar.