How to set the value of the placeholder attribute to "Enter text" for all elements using jQuery?

Which jQuery method is used to add the class 'highlight' to all <div> elements?

A). $('div').addClass('highlight');

B). $('div').class('highlight');

C). $('div').attr('class', 'highlight');

D). $('div').applyClass('highlight');

How to change the color of all paragraphs to red using jQuery?

A). $('p').style('color', 'red');

B). $('p').css('color', 'red');

C). $('p').color('red');

D). $('p').setColor('red');

How to change the src attribute of an<img> element using jQuery?

A). $('img').attr('src', 'newimage.jpg');

B). $('img').src = 'newimage.jpg';

C). $('img').setAttribute('src', 'newimage.jpg');

D). $('img').srcAttr('newimage.jpg');

How to change the font color of all <span> elements to blue using jQuery?

A). $('span').fontColor('blue');

B). $('span').color('blue');

C). $('span').css('color', 'blue');

D). $('span').style('color', 'blue');

Which jQuery method is used to change the HTML content of all <div> elements?

A). $('div').innerHtml('

New paragraph

B). $('div').html('

New paragraph

C). $('div').innerHTML('

New paragraph

D). $('div').setContent('

New paragraph

Which jQuery method is used to change the font weight of all<h2> elements to bold?

A). $('h2').style('font-weight', 'bold');

B). $('h2').fontWeight('bold');

C). $('h2').css('font-weight', 'bold');

D). $('h2').bold();

Which jQuery method is used to change the background image of all <div> elements?

A). $('div').bgImage('url(image.jpg)');

B). $('div').css('background-image', 'url(image.jpg)');

C). $('div').background('url(image.jpg)');

D). $('div').setImage('url(image.jpg)');

How to change the font size of all elements to 16 pixels using jQuery?

A). $('span').style('font-size', '16px');

B). $('span').fontSize('16px');

C). $('span').css('font-size', '16px');

D). $('span').font('16px');

How to remove the class 'hidden' from all elements with the class 'element' using jQuery?

A). $('.element').removeClass('hidden');

B). $('.element').remove('hidden');

C). $('.element').deleteClass('hidden');

D). $('.element').removeClassName('hidden');

Which jQuery method is used to change the width of all <div> elements to 300 pixels?

A). $('div').width('300px');

B). $('div').setWidth('300px');

C). $('div').css('width', '300px');

D). $('div').style('width', '300px');