6. Temperatures have been rising since , but the is increasing. Options:
a. The beginning of the Pleistocene; rate of increase
b. Earth began; rate of decrease
c. Plants evolved; rate of decrease
d. The end of the Pleistocene; rate of increase

c is the answer : )               your welcome

b because they naturally adapt to their environment plz mark brainliest

explanation:

the food storage products of chrysophytes are oils or the polysaccharide laminarin.   formerly classified as plants, the chrysophytes contain the photosynthetic pigments chlorophyll a and c all but the yellow-green algae also contain the carotenoid pigment fucoxanthin.

evidence and logical support is essential for a scientist to do in order to maintain credibility. this is because no one can believe without any logic and without any evidence.hence a scientist can maintain credibility by proving himself and by answering logically so experiments prove very beneficial. logical hypothesis give conclusion which is acceptable. therefore, there are two main factors to maintain credibility by a scientist is evidence and logical support.