5 letters (26 choices without replacement)
26*25*24*23*22
2 odd digits (5 choices w/o replacement)
5*4
26*25*24*23*22*5*4
= 157,872,000 choices
Keeps your heart rate up but takes some of the impact stress off your body. builds endurance, muscle strength and cardiovascular fitness. helps maintain a healthy weight, healthy heart and lungs. tones muscles and builds strength.
Hi. :)
I think the answer is B. Passing regulations requiring reductions in sulfur dioxide emissions.
The 3rd sentence is the answer
