Why is planting a wide variety of plant species better than planting only one type? A)
Diversity is best for the environment.
B)
A wide variety would mean less wear and tear on the soil.
C)
It would lead to desertification prevention.
D)
Combining biological and chemical controls are the conditions of a healthy farm.

Which scenario is least likely to occur in a market economy? a) the government pays farmers to stop planting certain crops for a period of time. b) the government stops a factory from producing imitations of an expensive type of purse. c) the government offers tax breaks to companies that meet efficiency goals in their products. d) the government allows only two competitors to offer goods for sale on the country's highways.

And intervening opportunity is an example of

Abdid is an astronomer who has been observing objects that orbit the sun in the asteroid belt. he finds a previously undiscovered round, rocky object that is not similar in shape to the rest of the asteroids. what has abdid most likely found?