“The word contact was originally introduced as a noun in the early seventeenth century. The word meant ‘the state or condition of touching.’ Approximately two centuries later, the word was being used as a verb meaning ‘to bring or place in contact.’ It later came to mean ‘to communicate with.’ English usage experts denounced the use of contact as a verb until the latter part of the twentieth century.”



Based on the entry above, which sentence uses contact as it was originally intended?

a.Some optometrists wear contact lenses.


b.The detective arranged a meeting with her contact.


c.Teachers sometimes contact each other to ask for help.


d.Baking soda produces bubbles on contact with vinegar.