is a form of rheumatism that causes chronic muscle pain.

is a form of rheumatism that causes chronic muscle pain.

PMR (Polymyalgia Rheumatica) - This is a condition that causes muscle stiffness,aching and  pain in the tendons. It also affects the muscles, tissues and ligaments around the joints in  the hips, lower back, neck,shoulder.

Explanation:

well, that's easy; the answer's c, "it reduces contamination of the water and substrate of the estuary."

volcanoes (an event in the geosphere) release a large amount of particulate matter into the atmosphere. these particles serve as nuclei for the formation of water droplets (hydrosphere). rainfall (hydrosphere) often increases following an eruption, stimulating plant growth (biosphere).