Invasion literature written in the united states today often focuses on which common source of anxiety

The correct answer is ''Terrorism''.

Explanation:

Invasion literature is the name given, in the field of literature, to a spefici type of literary genre that became popular during the years just before the First World War. This type of genre focuses primarily in the production of anxiety regarding hypothetical invasions by foreign powers at national level. However, nowadays the writers among this genre nowadays focuses in the more common aspects of today, like mostly terrorism, an example of it is the novel Black Sunday written by Thomas Harris.

none because there is no words that describe a noun and give a mood

answer: group ii. when the root is a full word except for a final e, the forms usually are spelled with -able.

explanation: the word will be deplorable. -able will be used with the word 'deplore-'. the group ii is when the root is a full word except for a final e, the forms usually are spelled with -able is used for the word deplore- because the word deplore- has 'e' at the end of it.