The most frequently spilled chemical in the United States is ____.

A tangential supraspinatus outlet projection (Neer method) with accurate positioning demon-strates

1. the superior scapular spine inferior to the clavicle. 2. superimposed scapular borders. 3. the glenoid cavity on end. 4. the coracoid, acromion, and scapular body creating the arms and leg of the Y formation. a. 1 and 2 only b. 3 and 4 only c. 2, 3, and 4 only d. 1, 2, 3, and 4 only

Viruses find their way onto a system through which of the following?

a. Opening e-mail attachments b. Opening unauthorized software c. Downloading programs from the Internet d. All of the above