yan$$ Carrick, an application programmer for Total$$ Systems, works at home two days a$$ week, but interacts with his project team$$ online, exchanging emails and IM throughout the day. When Ryan takes a break for$$ lunch, what can he use to let his team know he will be unavailable for an$$ hour?

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Part $1$

A$.$

Mashup

B$.$

Hashtag

C$.$

Email

D$.$

Context indicator

E$.$

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