Beechtree Corporation sells chewing gum and during January they ran production machines for $29,000$ hours total and incurred $$12,000$ in maintenance costs. During July they ran production machines for $15,000$ hours total and incurred $$8,800$ in maintenance costs,

Based on this data, what are the fixed costs? $($Round intermediary calculations to the nearest cent. Use the "high" data month to calculate your final answer. Do not use the "low" month, as it will result in an approximation of the cost$)$

A$.$ $$30,920$

B$.$ $$5,330$

C$.$ $$12,000$

D$.$ $$8,800$