select the correct answer. which is the correct product of the significant figures 3.278 and 4.23?\na…

select the correct answer. which is the correct product of the significant figures 3.278 and 4.23?\na. 14\nb. 13.9\nc. 13.86\nd. 13.865\ne. 13.86594
Answer
Explanation:
Step1: Multiply the two numbers
$3.278\times4.23 = 13.86594$
Step2: Determine significant - figures
The number 3.278 has 4 significant figures and 4.23 has 3 significant figures. When multiplying, the result should be rounded to the least number of significant figures among the factors, which is 3 significant figures.
Step3: Round the result
Rounding 13.86594 to 3 significant figures gives 13.9.
Answer:
B. 13.9