Click-and-mortar retailers are brick-and-mortar retailers that offer a transactional Web site from which to conduct business

The Treasury yield curve plots the yields on Treasury notes and bonds relative to the ____ of those securities.

A. face value B. market price C. maturity D. coupon rate E. issuedate

QPSK modulation uses ________ phases

A) 2 B) 4 C) 8 D) 15