On Saturday 12 May at 09.30 the groundsman at Dithcote Cricket Club discovered that the wickets had been vandalized and that the turf had been dug up and removed. The afternoon match between teams drawn from the members of the Conservative Club and the Round Table had to be cancelled. By Sunday it was evident that weedkeller had been used on the pitch and had been spread in the shape of the CND symbol. It is also known that: The groundsman is in sole charge of entry into the grounds of Dithcote Cricket Club. The Conservative Party had a majority on Dithcote Council. The local Conservative MP broke his leg on Thursday 10 May. The groundsman is a supporter of Greenpeace. A campaign to make Dithcote a nuclear-free zone had recently ended in failure. Brian Agler is the local Conservative MP. Brian Agler had played first-class cricket for his county.

Question: The groundsman may have known the people who vandalized the cricket ground.
Options:
A. true, B. false, C. uncertain
Answer: "A"