Verb and Noun

Which of the following words can be used as both a verb and a noun?

i) Chair
ii) Reason
iii) House
iv) Sound
Choose one answer.

a. ii and iv

b. i and ii

c. All of the above

d. ii only

The answer is A. Am I correct?

Hi,

All the words can be used as verbs and nouns.

Alan

Thank you Alan.

I wish we were given some examples. Thanks

A number of dictionaries give example sentences for most words. E.g.:

oxforddictionaries.com/definitio … K&result=1
oxforddictionaries.com/definition/chair
etc.