Responding to 1 of a Major

Here is your hand:

♠975
♥AQJ43
♦J93
♣84

Playing matchpoints and everyone is vulnerable.

Your Partner opens the bidding 1♠. Your RHO says "Pass".

What is your call?

Show Answer

Bid 2♠.

You have a very nice ♥ suit -- this is true. But bidding a new suit at the 2 level shows at least 10 HCP. Your hand is not strong enough.