Harry's Lawn Mower Ceased to Work,and in Order to Get

Harry's lawn mower ceased to work,and in order to get the lawn mowed,he borrowed his neighbour's lawn mower.Which one of the following is correct with respect to Harry's responsibility in relation to that lawn mower?

A) This is a gratuitous bailment, and as such, Harry has no legal obligation to look after the lawn mower.
B) This is a gratuitous bailment for Harry's benefit, and as such, Harry has a duty to be reasonably careful that no harm or accident come to that lawn mower.
C) Because Harry has borrowed the lawn mower, he is obligated to return it in the condition it was given and is liable for any damage or loss no matter what the reason.
D) If, when Harry asked his neighbour, the neighbour was reluctant to lend it to Harry but did so anyway, this is an example of an involuntary bailment.
E) Because the lawn mower is valuable, this is an example of a bailment for value.