1 pts Motivation for scientific study of national park systems include:

Estimation of ecosystem services

Opportunity to study rare forms

o

Baseline comparisons to other systems

None of these answers is correct

All these answers are correct

Opportunity to study rare forms

Explanation:

the answer is "d"

(context) if you were to travel to the middle east and go into peoples homes there would be like 4 generations in there

(more context) i'm pretty sure in the middle east they take loyalty and family bonds very serious

(last bit of context) i'm also positive that extended families are most commonly found in urban areas

which elements do geologists measure to determine the age of an organism’s remains? check all that apply.

carbon-14

nitrogen

carbon-12