Explanation

Piaget stated that children in the concrete operational stage (ages 7–11) can think logically about concrete events but struggle with abstract or hypothetical reasoning.

Deductive logic, which involves drawing specific conclusions from general principles, develops later in the formal operational stage.

Explanation

Proper posture, avoiding heavy lifting, and stretching exercises help prevent back pain and injury.

These practices reduce strain on the spine and improve flexibility and strength.

Explanation

Since the sum doubles itself in 15 years, it will quadruple (2 × 2) in 30 years (15 × 2), and become eight times (2 × 2 × 2) in 45 years (15 × 3).

Explanation

To factor the expression:

4a² - 16

First, factor out the greatest common factor (GCF), which is 4:

4(a² - 4)

Then, recognize the difference of squares pattern:

a² - 4 = (a - 2)(a + 2)

So, the factored form is:

4(a - 2)(a + 2)

Explanation

A schema is a mental framework that helps organize and interpret information.

It allows individuals to understand new experiences by relating them to existing knowledge.

Explanation

Regular walking helps lower blood sugar levels by improving insulin sensitivity.

It is a low-impact exercise suitable for all ages and helps manage diabetes effectively.

Explanation

The teacher should assess whether the emotional outbursts are a result of unreasonable demands and adjust accordingly.

It’s important to create a supportive environment where emotional needs are considered.

Explanation

Put Up قیام کرنا

Put on پہننا

Put off ملتوی کرنا

Put out بھجانا

Put up with برداست کرنا

Do not put off till tomorrow what you can do today آج کا کام کل پر مت چھوڑو

Explanation

The sentence is in present perfect tense ("has picked").

In passive voice: Object + has/have been + past participle → "My pocket has been picked."

Explanation

Carbohydrates provide quick and sustained energy, essential for endurance activities.

They help replenish glycogen stores, preventing fatigue during long-distance running.