<span>In the choices indicated above, the sentence which contains correct comma usage is this one:
D. Swimming in the cool water, Colton felt extremely relaxed.
This sentence is composed of dependent and independent clauses. Comma is used instead of using conjunctions.</span>
Answer:
because giving them lower grades can decrease their confidence in how they did but if you give them feedback they can see how they can improve themselves
Explanation:
This question is asking u to convert the number into scientific notation. pretend there's a decimal behind the last zero. move that decimal in between 3 and 4. and count how many digits u went. it's 14. so 3.48 X 10^14
so verbally it's three and forty-eight thousandths times 10 to the fourteenth power. <span />