A. Lava or magma cools and then crystallizes
This is the answer because when magma cools, it hardens and isnt in liquid form
A cause and effect due to process of elimination and the text
Answer:
Thanksgiving came to be an official holiday in 1863, declared by President Abraham Lincoln.
Explanation:
The Thanksgiving feast between Pilgrims and the Natives was not public till Bradford's diary was given to be published in 1789. When, a magazine editor Sarah Josepha Hale came across this tradition celebrated by Pilgrims and Natives, she wrote letters to five Presidents asking to declare Thanksgiving, a national holiday. It was President Abraham Lincoln who paid heed to this request and with an idea of unte the country during his presidency, he declared the last Thursday of November as a Thanksgiving day and declared it a national holiday. The date, however, was changed to fourth Thursday of November by President Franklin D. Roosevelt in 1941, to avoid shifting of national holiday (as some year may have five Thursday's in November).
High use of fertilizers and pesticides leading to degradation in the fertility of the level of the soil.
<u>Explanation:</u>
Green revolution was started with the aim of increasing the level of production of the farm and to bring in new and innovative ways and methods to increase the productivity.
This helped the farmers to increase their yield and there fore their income for their survival. But with these positive effects, it also had some negative effects like there was excessive use of pesticides and fertilizers due to which the level of fertility of the soil degraded and fell down.
The correct answer is formal reasoning
Explanation:
Thought frees itself from direct experience and the child's cognitive structures mature. This means that the potential quality of their thinking or reasoning reaches its maximum when formal operations are fully developed. Presents the hypothetical-deductive reasoning.