The answer to your question is 5
Plurilingualism is a situation wherein a person who has competence in more than one language can switch between languages from one language to another and vice versa
IT is Actually A,"It shares the detail that the war lasted four years".
I will only revise it, but not edit it.
It may assess that every year 26 million animals in the United States would continuously utilize similarly as a pet. Animals are being used to test scientific developments and commercial products. New medical treatments are tested on animals to verify the toxicity of new medications or the safety of a human-used product. The healthcare and the commercial industries are also turning to the animal experiments for these understandings.