Question

what does it mean to be certified in building maintenance?
a a certified person can maintain budgets and oversee all maintenance workers on - site.
b a certified person understands how to repair things correctly, maintain safety, and keep buildings running smoothly.
c a certified person knows everything there is to know about electricity and hvac.
d a certified person understands how the building was built and can identify the materials used in construction.

Explanation:

• Option A describes managerial tasks (budget, overseeing workers) rather than building maintenance skills.
• Option B aligns with building maintenance: repairing correctly, safety, and smooth building operation are core to maintenance.
• Option C is too narrow (focuses only on electricity and HVAC, not all maintenance aspects) and "knows everything" is unrealistic.
• Option D focuses on construction (how built, materials) not maintenance.

Answer:

B. A certified person understands how to repair things correctly, maintain safety, and keep buildings running smoothly.