When a machine does work, a trade-off occurs. Which of the following best exemplifies this trade-off? A. A lever increases output force and the distance the load moves.
B. A pulley changes the direction of your force, but requires a greater input force.
C. A ramp allows you to decrease force, but requires a greater distance.
O D.
A wheel and axle increases output force and the distance the load moves.

Scenario #2 in 2001, a population of 2,500 poison dart frogs lived in the amazon rain forest. due to increased deforestation, the population dwindled to 25 frogs in 2019. new government regulations were enacted in 2022, successfully putting an end to the deforestation of the amazon rain forest. once deforestation was stopped, the poison dart frog population was able to recover. by 2050, the population reached 8,000 frogs, of that population, 20 are homozygous recessive for being spotted (ss genotype). q2- ? q- p- p2- 2pq-