Answer: the answer is B
Explanation: where Gabbro is a plutonic rock that cools slowly at depth basalt is a volcanic rock , fine grained and cools rapidly on earth Surface , but they both contain abundant dark coloured feromagnesia minerals.
<span>The approximate lifetime of a star like our Sun is in the range of 10.3 billion years. At a current age of 4.6 billion years, this will leave (10.3 - 4.6) or approximately 5.7 billion years before the supply of hydrogen fuel (and thereby, helium) will run out.</span>
Providence is the capital of Rhode Island.
Hope it helps!