All of the following are examples of single-family houses except a. modular homes c. a cooperative b. manufactured homes d. tract homes

This is a major archaeological site that was once a regional center to the mayan empire in ancient mesoamerica.

Indicates a bal of .08 or higher. a. compulsive behavior b. weakened vision c. reduced control of vehicle speed d. loss of judgment

Without stratospheric ozone, which of the following would most likely occur? i. smog over major cities would be greatly reduced. ii. farms would produce surplus crops because of increased photosynthesis. iii. uv radiation would damage phytoplankton and reduce populations of aquatic consumers. i only ii only iii only i and ii i and iii