What is the recommended maintenance for an inboard boat?

Explanation:

Any type of vessel must receive periodic maintenance so that it works correctly and avoids safety problems, parts failures and a huge headache for the owner of the vessel. Inboard boat is no different and if maintenance in short periods of time is not done in all areas and even the engine and small parts, some problems may appear.

In relation to the inboard boat, it is necessary to:

a neutral ph of 7 and normal organism temperature is needed for a certain enzyme to be effective.  

what would happen to the enzyme if the ph and/or temperature fluctuate greatly from the norm?  

a.the enzyme’s hydrogen bonds will break.  

b.the activation energy will increase.  

c.more product will be formed.

d.the ideal temperature and ph for the enzyme function will decrease.