Justine was interested in learning how to play the piano. Before she was allowed to even play the piano, she has had to learn about the parts of the piano, and how to read notes. What stage of ability development is Justine at?

Abc electronics wants someone to install a top-of-the-line security system in its two buildings, a system that not only sounds an alarm but also simultaneously notifies authorities and the company president. video surveillance of the premises should also be a capability of the security system. n order to obtain price quotes, what should the company write? a.an unsolicited proposal b.an internal proposal c.an external proposal d.a request for proposals