Development means ترقی
"Throw the ball to Jack" means directing the ball toward Jack so he can catch it.
"To" shows the intended recipient of the action.
Until is used to show when something continues up to a specific time.
The bank doesn't open until 10 a.m. means it remains closed before 10 a.m.
"Close at five or six o'clock" is correct because "at" is used for specific times.
It precisely indicates when the stores close.
Sound needs a medium (like air, water, or solid) to travel — it cannot propagate in a vacuum.
Other statements are incorrect:
The sentence is missing a helping verb — it should be "Fewer babies are born..."
The error is linked to "Fewer", since it's part of the subject, but the verb is missing — making the sentence grammatically incorrect.
Gallant means بہادر ، بہادر ، یا عمل یا طرز عمل میں جرات مندانہ
Bold means بہادر ، بہادر ، یا عمل یا طرز عمل میں جرات مندانہ
Columnist means کالم نگار
The error is in "neither are computers" — it should be "neither should computers."
The sentence needs parallel structure with "should not become" → "neither should computers."
Blooming means پھول پیدا کرنا یا ترقی کی حالت میں ہونا یا پھل پھولنا
Flowering means پھول پیدا کرنا یا ترقی کی حالت میں ہونا یا پھل پھولنا