A scuba diver used the expression below to describe his position in relation to sea level.
2 + (-20) + 8
Which statement could describe the diver's movements?
a. Starting on a platform 2 feet above sea level, dive down to a location that is 18
feet below sea level, and then rise 8 feet.
b. Starting on a platform 2 feet above sea level, dive down to a location that is 20 feet below sea level, and then rise 8 feet.
c. Starting 2 feet below sea level, dive down 20 more feet, and then rise to a location that is 8 feet below sea level.
d. Starting 2 feet below sea level, dive down 18 more feet, and then rise to a location that is 8 feet below sea level.
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