We only know about extinct groups like dinosaurs, ammonites and trilobites through fossils. Some animals and plant are only known to us as fossils. By studying the fossil record we can tell how long life has existed on Earth, and how different plants and animals are related to each other.
The correct answer would be option C, Older adults gain a sense of meaning by focusing on satisfying relationships and activities in the present.
The above mentioned statement is true of the socioemotional selectivity theory.
Explanation:
The Socioemotional Selectivity Theory is basically a motivation theory. According to this theory, with the passage of time, when people move on a large part of their lives, they become more selective, and try to invest greater resources in emotionally meaningful goals and activities.
So according to this theory, older adults gain a sense of meaning by focusing on satisfying relationships and activities in the present. For example, people in the late adulthood value spending time with family more rather than spending time in clubs or with friends. Older adults find satisfaction in doing religious and spiritual activities than wasting time on surfing and roaming around.
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The Mayan Civilization was a Mesoamerican civilization by the Maya peoples, who inhabited parts of Mexico, Guatemala, Belize and parts of Honduras and El Salvador as well. It is said that the Mayan existence started in 2000 BC and ended in 1697, with its contact years being 1511 until 1697. The Mayan civilization is known for its art, architecture, mathematical and astronomical symbols. There are still descendants of the Mayas to this day, but the Maya culture (although there are some remnants) has largely disappeared.
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