What is the name of the device that senses the current flowing, tripping the curcuit, and cutting off the electricity?

Copyright law protects the expression of an idea so blank is protected by copyright

Which of the following is the least effective way to reach a potential sales prospect? referral cold call direct mail personal visit

Jen left a job paying $75,000 per year to start her own florist shop in a building she owns. the market value of the building is $120,000. she pays $35,000 per year for flowers and other supplies, and has a bank account that pays 5 percent interest. what is the economic cost of jen's business?