<span>A low level of TSH is indicative of hyperthyroidism. This is a medical condition in which the thyroid gland secrets or produces an excess of hormones resulting in an imbalance. This condition if left untreated can cause many undesirable effects such as muscle weakness, low quality of sleep etc.</span>
C. because if you
go deep in water its freezing cold and its has a high salt content
<em>it would be b and c</em>
<em></em>
<em></em>
<em>it's the whole ''ecosystem''</em>
<em></em>
<em></em>
<em></em>
<em></em>
<em></em>
<em></em>
<em></em>
<em></em>
<em></em>
