Find allowance that a worker is exposed to the noise levels as (Noise level L(dBA), Time spent C (h), Time permitted T/(h)), (80, 2, 32), ( 90,4,8 ), (96, 2, 3.48), during an 8-h workday.

a. 12.7%
b. 13.7%
c. 14.5%
d. 17.0%
e. None of them