I are aggravated by they get on ur nerves
A compound noun contains two or more words that join together to make a single noun, like "keyboard." A compound noun is a type of compound word that is used to designate a person, place, or thing. Compound nouns can be formed in several ways, which is one reason why writing these words can be tricky.
Examples: noun + noun bedroom water tank motorcycle printer cartridge
noun + verb rainfall haircut train-spotting
noun + adverb hanger-on passer-by
verb + noun washing machine driving licence swimming pool
It was written on the year 2011
The correct answer is A) Foot. The irregular plural form of this noun is feet. Hope this helps.