Err... can someone explain this to me too?
That what i got. hope that help
Given the description of the meaning of "residence time," you must conclude ...
... D. Substances that have a shorter residence time do not stay in the atmosphere as long.
By 18 weeks an ultrasound technician will most likely be able to identify the sex of the baby
C. It’s the only choice that limits a right. Think about it, the rest are granting rights.