How did the decline of the Roman Empire contribute to the end of the gladiators?

The two-factor theory of emotion was proposed by

In the construction of a new housing development which factor of production can be categorized as land?

Match the following items 1. formed by theodore roosevelt in 1912 2. republican president 3. a person who currently holds an office 4. democratic president 5. formed by ross perot in 1992 6. to yield or surrender; admit or acknowledge options; a. jimmy carter b. dwight d. eisenhower c.bull moose party d. united we stand party e. concede f. incumbent