What is/are common blockage(s) of a gastrostomy tube?

In order to attract more women and minorities to the fire department, recruiting techniques designed to reach a specific population of applicants are needed. This practice is known as which of the following?

A) General recruiting techniques B) Selective recruiting techniques C) Preferred recruiting techniques D) None of the above

Darker lines further divide EKG graph paper every fifth square. Each large square measures 5 mm in height and width and represents a time interval of:

A) 0.10 seconds B) 0.20 seconds C) 0.4 seconds D) 0.12 seconds