In legal parlance, in discussing / negotiating contract terms, something which is 'less than an offer', might be:

In legal parlance, in discussing / negotiating contract terms, something which is ‘less than an offer’, might be:

In legal parlance, in discussing / negotiating contract terms, something which is ‘less than an offer’, might be:
A . Invitation to tea
B . Invitation to treat
C . Consideration
D . Invitation to accept

Answer: B

Explanation:

‘Invitation to treat’ is less than an offer ie it is not capable of being accepted in any contractual sense.

A common example given of an invitation to treat are goods on display in a shop window.