One way to determine if a rock sample is metamorphic is by:
a. finding fossil evidence
c. noting a crystalline structure in its particles
b. noticing light and dark color bands
d. all of the above

People keep spending additional units of a particular resource on a want until their marginal benefit is  decreasing withgreater thanless thannot affected by  their marginal cost.

I’m his published 95 theses,martin luther protested against? a-the selling of indulgences within the catholic church b-the belief in predestination c-the worshipping of statues of saints d- the catholic church focus on faith as the sole means of salvation

Weather conditions in which location would be most interest to a person predicting the next day's weather for new york state